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Duplicate of Biology EOC Review
Duplicate of Biology EOC Review
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A cummulative practice exam for Biology EOC #eoc #review #biology
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1
Which mechanisms is used by the bacteria to pump antibiotics out of their cells?
osmosis
diffusion
active transport
facilitated diffusion
2
Mitochondrion
Stucturally supports and gives shape to the cell
Digests and recycles materials
Photosynthesis
Cell respiration
3
Which types of organisms developed first due to the early environmental conditions on Earth?
eukaryotic and anaerobic
prokaryotic and anaerobic
eukaryotic and aerobic
prokaryotic and aerobic
4
Homologous chromosomes during prophase I of meiosis I. Which correctly describes the process?
mutation in which the DNA content of the gene is altered
condensation and segregation of alleles
segregation of sister chromatid
crossing-over in which alleles are exchanged
5
Osmosis occurs when a diff. concen. of soluteis on each side of the mem. what will happen?
Salt will move into the beaker, resulting in a smaller cell.
H2O will move into the beaker, resulting in a smaller cell.
Salt will move into the cell, resulting in a larger cell.
H2O will into the cell, resulting in a larger cell.
6
Species X produces CO2 and H2O. Species Y produces ethyl alcohol and CO2.
Both species X and Y are aerobic
Both species X and Y are anaerobic
Only species Y is aerobic.
Only species Y is anaerobic.
7
Humans killed giant tritons to collect spiral shells in a coral reef, the CORAL population will
increase due to crown-of thorn sea stars decreasing
Increase due to parrot fish increasing
Decrease due to parrot fish decreasing
decrease due to crown-of-thrones sea stars increasing
8
What is the function of enzymes in biological system?
Enzymes bond with substrate to create a new reaction product
Enzymes act as substrates when the proteins are unavailable.
Enzymes act as product to create new chemical reactions.
Enzymes act as catalyst to drive chemical reactions forward.
9
Which explains why cells that contained mitochondria-like organ. had an evolutionary advantage?
They were immune to bacterial invasion.
They were able to photosynthesize
They had more DNA
They were able to make more use of available energy
10
Through which structure do the sperm travel to exit the testes?
vas deferens
scrotoum
epididymis
seminiferous tubules
11
1. bacteria 2. viruses 3. eukaryotic 4. prokaryotic Which have organelles?
4 only
2 & 4
3 only
1 & 2
12
A bouquet of white flowers are put in a container of H2O+bluedye and the flower turns Blue HOW?
Specific Heat
Surface Tension
hydrogen bonds between hydrogen and oxygen molecules
Cohesion and Adhesion of water molecules
13
There is an error in the DNA in which molecule?
segment 3 only
segment 2 & 4
segment 2 & 3
segment 1 only
14
Which molecules store and transmit genetic information?
Carbohydrates
Nucleic Acids
Lipids
Proteins
15
Protists & bacteria are in different kingdoms. What about protists & bacteria is NOT true?
Protists do photosyn., but bacteria cannot do photosyn.
Both protists and bacteria are microorganisms
Protists are eukaryotes, while bacteria are prokaryotes.
Both protists and bacteria can be motile
16
Which statement describes the role of flowers in plant survival?
Flowers produce oxygen through cellular respiration.
Flowers contain cells that produce gametes.
Flowers contain cells that carry out photosynthesis.
Flowers can absorb carbon dioxide for sugar production
17
Which organelle is the site where amino acids are synthesized into proteins?
4
2
3
1
18
Using the data table, which solution would represent the control in this experiment?
Solution B
Solution C
Solution D
Solution A
19
What is something this type of cell has in common with all other cells?
Ribosomes
Membrane-Bound organelles
Cell Wall
A nucleus
20
Central Vacuole
only found in plant cells for storage of waste and water
Proteins synthesis
Modifies and packs lipids to ship out
ATP formation
21
Which phase of mitosis is shown in the picture?
Telophase
Prophase
Anaphase
Metaphase
22
Based on Graphs I and II above, which of the following is the best conclusion?
Leaf stomata are closed at 10 AM
Flow of H2O through the stem= no effect on leaf H20 potent
Decreases in leaf H20 poten. are caused by increas transpir.
The increased rate of transpir. increased leaf H2O potent.
23
Muscle cells obtain energy to perform movement. How do muscle cells differ from other cells?
muscle cell have a larger golgi apparatus than other cells
muscle cell have larger centrioles than the other cells
muscle cell would have more mitochondria than other cells
muscle cell have more endoplasmic reticulum than other cells
24
What function does ATP carry out in living things?
aids in protein folding and coiling
helps maintain the fluidity of cell membranes
used to capture and transfer energy
identifies DNA start sequences for transcription
25
If a cell’s lysosomes were damaged, which of the following would most likely occur?
cell is less able to regulate amount of fluid in cytoplasm.
cell would be less able to breakdown molecules in cytoplasm.
cell would produce more proteins than it needs.
cell would have chloroplasts that appear yellow not green.
26
The individuality of an organism is determined by the
sequence of nitrogenous bases in deoxyribonucleic acid
number of nitrogenous bases in a codon
position of the ribosomes on the endoplasmic reticulum
number of amino acids in a cell
27
Which of the following phrases best describes cancer?
absence of cyclins in the DNA
presence of genetic defects caused by hereditary disorders
multiple gene mutations on a chromosome of DNA
uncontrolled cell growth caused by mutations
28
Which of the following phases of mitosis is represented by the diagram?
Telophase
Metaphase
Anaphase
Prophase
29
Many organisma can survive a cold winter b/c a layer of ice forms on top insulates H20, HOW?
Water absorbs heat when it evaporates and forms a gas
Water forms hydrogen bonds with ions and other polar subst..
Water expands and becomes less dense when it freezes.
Water molecules completely separate into ions in solutions
30
What is the name of the attachment point between sister chromatids in a chromosome?
Membranes
Centrioles
Spindle
Centromere
31
Drinking early in the first trimesters of pregnancy can be damaging because during this time..
the fetus cannot excrete wastes.
alcohol can easily enter the mouth of the fetus.
the lungs of the fetus become functional
many of the essential organs of the fetus are forming.
32
Which of the following can be deduced from Graph I?
At noon, transpir exceeds the rate of H2O flow through stem.
max flow of H2O in stem lag behind the max rate of transpir
rate of transpiration is constant throughout this 24-hours
no correlation betwn the rate of transpir & the flow of H2O
33
Both lipids and carbohydrates are important in animal cells because both –
Provide Insulation
Form Cell walls
Contain Nitrogen
Store Energy
34
Particles moving from high to low concentration & using a carrier protein. Type of Transport?
simple osmosis
simple diffusion
active transport
facilitated diffusion
35
Water stuck to the windshield is an example of what?
Cohesion
Covalent bonding
Adhesion
Viscosity
36
After the vaccine is administered, what response to the vaccine is triggered in the body?
Secretion of antigens by lymphocytes.
Production of antibodies providing active immunity.
Absorption of histamines throughout the body.
Production of temporary resistance to the disease.
37
The original sequence was ACG and the new sequence is ACA. Will this change the phenotype?
No, even though it changed it has the same A.A
yes, because any change will change the phenotype
yes, due to new A.A
It is impossible to determine
38
In which way are photosynthesis and cellular respiration different?
Photosyn used CO2, while cellular respiration produces CO2
Photosyn releases energy, while cell respir stores energy.
Cell respir produces oxygen, while photosyn uses oxygen.
Cell respir stores ATP, while photosyn releases ATP.
39
According to this graph, what can you predict about Light Intensity and Photosynthesis?
The rate of photosynthesis is constant
there is no photosynthesis occuring when in light
light intensity has no effect
Too much light at a high intensity can damage chloroplasts
40
Which cell structure is correctly paired with its primary function?
ribosome- protein synthesis
vacuole- cell division
nucleus- storage of nutrients
mitochondria- movement
41
In this image you see DNA and its nucleotides; How do RNA nucleotides differ?
They are the same
They contain Uracil instead of Thymine
They contain ATCG
They are magical
42
Which type(s) of cells have genetic material that is contained in a nucleus?
plants only
both plant and animal cells
animals only
bacteria
43
Based on the info in the cladogram below, which trait would be observed in ray-finned fish?
hair
four limbs
bony skeleton
amniotic egg
44
What can you conclude about the effect of the concentration of carbon on photosynthesis?
Photosynthesis increases along point c
photosyn increases w/ increased CO2 from point A to B
photosynthsis will increase constantly with increased CO2
photosynthsis doesnt use CO2, it uses O2
45
Which phase of mitosis is shown in the picture?
Anaphase
Telophase
Metaphase
Prophase
46
This is an animal cell, what is the one organelle this cell has that others do not?
Centrioles
Centromeres
Chloroplasts
Mitochondria
47
What are the results of this process?
Mitotic diploid cells
2 molecules that differ
2 of the same molecules
One molcule that is half of the other
48
Plant 2 produced asexually from Plant 1. Plant 1 has 56 chromosomes, how many chromosomes in 2?
56
28
112
14
49
In the Origin of Life Theory, which would need to occur 1st for life to evolve?
onset of photosynthesis
Synthesis of organic molecules
formation of the plasma membrane
origin of genetic material
50
In pure water, animal cells swell/burst, plants will not. What is responsible for difference?
cell wall
mitochondrion
cell membrane
nucleus
51
Which set of parents can most likely produce a child with type O blood?
parent with type AB blood X other parent with type O blood
parent homozygous type A X parent with homozygous type B
parent with type AB blood X other parent with type A blood
one parent heterozygous type A X other parent type O blood
52
A plant is placed in a closed system w/ H2O & the sun. What will happen to the plant's growth?
plant will die b/c it does not have CO2 for photosyn
plant will grow faster because it is sheltered from the wind
plant will die because it does not have oxygen for photosyn.
plant will grow @ slower rate because it requires more H2O
53
Mushrooms are a type of fungus. What characteristic of fungi makes them different from plants?
Fungi have cell walls.
Fungi are heterotrophic.
Fungal cells are eukaryotic.
Fungi are multicellular
54
Which of the following is true of a zygote?
It forms into a blastocyst
It is made up of only one cell
It produces haploid male gametophytes
It is an unfertilized egg
55
Observe # of producers, primary, secondary, & tertiary consumer, Which has the least amt of E?
Secondary Consumer
Primary Consumer
Producers
Tertiary Consumer
56
What controls movement of materials in/out of cell and contains a double layer of phospholipid?
Cell membrane
Nucleus
Endoplasmic Reticulum
Cell wall
57
Lyosome-Like Vesicle
Makes lipids, degrades fats, and inactivates toxins
Digests, recycles materials with enzymes
Photosynthesis
Organizes and moves internal parts of the cell
58
•What is the optimal pH for the enzymeSalivary Amylase?
5
11
9
2
59
Which is not a statement of the cell theory?
All living things are made of cells
Cells are formed by spontaneous gen
Cells are the basic unit of life
cells come from other preexisting cells
60
What phase does Cross-Over occur?
Metaphase- Mitosis
Prophase 1 Meiosis 1
Prophase- mitosis
Mitosis 1- Meiosis 1
61
RBC allow H2O, CO2, & O2 in/out, other substances are blocked, the RBC membrane is
permeable
perforated
non-conductive
semi-permeable
62
What are you going to get on the EOC????
A
D
B
C
63
Which process do the animals in the food web use to convert energy from food into ATP?
osmosis
photosynthesis
cell respiration
transcription
64
Which best describes the role of enzymes in a chemical reaction?
regulate product reactivity
absorb excess energy
increase the reaction rate
release unused energy
65
Plant cells that are specialized for cell division are found in what part of the plant?
leaf epidermis
root tips
stem epidermis
vascular tissue
66
Which of the following persons would most likely contract the H1N1 virus?
person received the vaccine and has a weakened immune system
person w/ no vaccine and a weakened immune syst
person received the vaccine and has a normal immune system
person w/ no vaccine but has a normal immune system
67
Which of the following can be determined by observing the embryos shown in the diagram?
organisms will grow into anatomically similar adults
organisms belong to the same genus
organisms are native to the same geographic areas
organisms share a common ancestry.
68
Chloroplasts...
plant cell
photosynthesis
photo bomb
photograph
69
Which statement describes a component of the original cell theory that was removed?
Cells form through spontaneous generation.
All living things are made of cells.
All cells come from other preexisting cells.
Cells are the basic structural and functional units of life.
70
A yellow solution in a tube turned Blue once an aquatic plant was placed inside. Why?
Oxygen was produced by photosynthesis.
Oxygen was removed by respiration.
Carbon dioxide was removed by photosynthesis
Carbon dioxide was produced by respiration.
71
Which explains how the stomata of a leaf is used in processes that occur in plants?
CO2 enerts plant through the stomata for cell reproduction
Energy for cellular reproduction is absorbed through stomata
Water enters at the surface of the leaf for transpiration
Gases in photosyn. are exchanged through the stomata
72
The enzyme catalase breaksdown hydrogen peroxide in H2O & O2. During the reaction, the catalase
is used up
is formed into a new enzyme
is changed into a product
is unchanged
73
Which of the following macromolecules are part of animal tissues that insulate/conserve heat?
Nucleic Acids
Lipids
Carbohydrates
Proteins
74
What is the relationship between these three structures?
The cell is composed only of DNA and protein.
DNA is made up of proteins that are synthesized in the cell.
Protein is composed of DNA that is stored in the cell.
DNA controls the production of protein in the cell.
75
“Cell” is permeable to water only & has 0.3M glucose and environ. has 0.1M glucose, whats true?
Glucose will enter the “cell.”
would be a net movement of water into the “cell.”
would be a net movement of water out of the “cell.”
The “cell” will decrease in volume
76
Fertilization and Pregnancy: State the stages of development in order.
Baby-> Embryo-> Blastocyst-> Zygote
Zygote-> Blastocyst-> Embryo-> Baby
Blastocyst-> Zygote-> Embryo-> Baby
Zygote-> Blastocyst-> Baby-> Embryo
77
Which of these represents a carbohydrate?
2
1
4
3
78
A person with swollen gums rinses his mouth with warm salt water, and the swelling decreases.
The swollen gums have absorbed the saltwater solution
H2O in gums moved out b/c high concen.of salt in solution
The saltwater lowers the temperature of the H2O in the gums.
salt in the solution moved against the concen. gradient
79
Which structure is represented by the letter A in the diagram above?
the sepal, a modified leaf used for protection of the flower
the petals, decorative structures which attract pollinators
the pistol, a female structure that collect pollen for ovary
the stamen, a male structure which produces pollen
80
Fertilization of the egg most likely occurred in which of the following structures?
D
F
A
C
81
A plant needs H2O, O2, CO2, and light in order to survive.This shows that organisms depend on:
Biotic Factors
Symbiotic Relationships
Carnivore-Herbivore Relationships
Abiotic Factors
82
Which choice describes DNA after replication has taken place?
two molecules, each with two old strands
two molecules, each with two new strands
one molecule=2 original strands & one molecule=2 new strands
two molecules, each with one original and one new strand
83
Small insects can walk across the surface of calm water, but they do not break the surface.How?
Insects use their wings to hover over the water
Insects feet are non-polar and reflect the polar molecules
Insects are smll enough to see actual water molecules
The insects are light enough that they dont break H+ bonds
84
Tall= dominant . 2 heterozygous tall plants crossed, what % of offspring expected to be tall?
75%
50%
100%
25%
85
What does Independent Assortment and Cross over do for your cells?
It creates different cells by increasing variation
It makes it harder to reproduce cells
It creates more similar sex cells
It makes the cells similar so you can identify them
86
Why can't living cells use heat to provide the activation energy for their reactions?
At high heat, proteins and cell can lose their function
Heat doesn't provide activationenergy for reactions
Heatis not readily available to all living cells
•Heat at excessive amounts denatures proteins
87
How are cellular respiration and photosynthesis related, in terms of energy?
energy transformed in cell respir. is used to power photosyn
energy captured in photosyn. is used to power cell respir
Photosyn and respir perform the same task in terms of energy
Energy is not involved in either
88
Shows a pedigree for a recessive genetic disorder. What is the genotype of individual 6?
XH XH
Xh Y
XH Y
XH Xh
89
How many amino acids are coded for by this segment? 5' ATCAGCGCTGGC 3'
4
20
8
12
90
A baby boy inherits a recessive allele from his mother. How would most likely show the trait?
The allele is on the Y chromosome.
The baby inherits the dominant allele from his father
The allele is on an autosomal chromosome and is a twin.
The allele is on the X chromosome.
91
A specific type of cell is being studied, the cell contains a nucleus & cell wall. this is a..
Prokaryotic bacteria cell
Eukaryotic plant cell
Prokaryotic Animal cell
Eukaryotis bacteria cell
92
What does the phopholipid bilayer do for the cell?
allows everything to get into the cell
creates a semi-permeable membrane
creates solely a hydrophobic exterior
creates a hpydorphilic exterior and hydrophobic interior
93
Which statement below most closely explains the link between jaw size and hominid evolution?
jaws of hominids evolved to be larger and more protruding
There appears to be no change in the jaws of hominids
jaws changed over time due to change in brain size
jaws of hominids evolved to be smaller and less protruding
94
This is a(n)
Ribosome
protein
Polypeptide chain
amino acid
95
which inference can most likely be made about the cardiovascular systems of Patient A and B?
Patient A should hydrate with water to increase blood volume
Patient A’s blood is quickly circulating=HIGH Blood Pressure
Patient B’s blood is quickly circulating=HIGH Blood Pressure
Patient B should increase salt intake to decrease blood vol.
96
What is the correct way to show the scientific name of a lion?
panthera Leo
Panthera Leo
Panthera leo
panthera leo
97
Digestion of cellulose is done by cellulase and E.coli in your gut, what is this an example of?
Muatualism
Commensalisn
Parasitism
98
The name of this process is..
Translation
Transcripts
Translator
Transcription
99
Antibodies are primarily composed of amino acids, to which biomolecule would antibodies belong?
Lipids
Nucleic Acid
Proteins
Carbohydrates
100
Rough ER
Modifies new polypeptide chains and synthesizes lipids
Digests, recycles materials
Assembly of subunits of ribosomes
Communication junction between adjoining cells
101
A small portion of the population that is geographically isolated from the rest of the pop....
Mutation Rate
Genetic Variation
Natural Selection
Genetic Drift
102
Which is likely responsible for changes that led to larger size, strength, & speed in horses?
Evolution by natural selection
Commensalism
Mirgation
Inbreeding
103
Which biomolecule contains nitrogenous bases?
Protein
Lipid
Carbohydrate
Nucleic Acid
104
Which row in the chart below indicates the correct process for each event indicated?
Row 4
Row 1
Row 3
Row 2
105
What is the one thing that can take carbon out of the oceans and atmosphere?
Humans- Burning/Digging Up fossil fuels and Deforestation
Plants-Photosynthesis
Animals-Cell Respiration
106
Which type of reproduction leads to increased genetic variation on a population?
Asexual reproduction
Sexual reproduction
Parthenogenesis
Vegetative reproduction
107
What do you call it when molecules move from a high to low concentration?
exotyosis
endocytosis
passive transport
active transport
108
Hemophilia is sex-linked/recessive- Man w/ no hemophilia X woman (DAD HAS IT). Which is true?
Each of their sons will have hemophilia.
None of their daughters will have hemophilia.
Their sons have a 25% chance of having hemophilia.
50% chance that their daughters will have hemophilia.
109
Which of the following identifies the process shown at point Z?
Translocation
Replication
Translation
Transcription
110
Which of the following is a disadvantage of genetic screening?
doctor could combine a patient’s current symptom to diagnose
results could be used to determine inheritance patterns
child having an inheritable disease can be predicted
Insurance companies drop patient’s coverage based med issue
111
Which phase of mitosis is shown in the picture?
Metaphase
Anaphase
Telophase
Prophase
112
According to the cladogram shown, which organisms are most closely related?
Exosperman and Bubbia
Belliolum and Drinys
Belliolum and Bubbia
Exosperman and Tasmania
113
What macro-molecules are involved in the cell (plasma) membrane?
nucleic acids
proteins
carbohydrates
lipids
114
Biochemical substances in the human body are maintained at about a neutral pH except for the -
Lymph nodes
Stomach Fluids
Blood
Internal Material of living cells- cytoplasm
115
H+ ions are being pumped from a low concentration to a high concentration. Type of transport
facilitated diffusion
co-transport
passive transport
active transport
116
•Which line on the graph represents acatalyzed reaction?
blue
Both red and blue
red
non of the above
117
What does A, B, C represent?
A-Carrying Capacity B-Prey C-Predator
A- prey B-predator C- carrying capacity
A- Predator B-Prey C- carrying capacity
118
A pair of calves that have the same parents exhibit some diff. Which explains these variations
sex linkage
dominance
gene linkage
independent assortment
119
The combined observations of scientists did not help form which of these statements?
All living organisms are made of one or more cells.
Cells are the basic unit of all living things.
All cells contain a nucleus
All cells come from other living cells
120
This monomer builds a macromolecule that is responsible for..
storing energy
catalyzing
storing genetic information
composing the majority of the cell membrane
121
The cambium (xylem/phloem) of a plant was damaged, what would be the most likely effect?
plant would not experience any change in physiology
plant would not be able to transport nutrients and water
The plant would lose its ability to carry out photosynthesis
the plant would have uncontrolled growth
122
Explain how the Law of Conservation of Energy applies to this living system.
Energy cannot be created or destroyed, 90% E stays in chain
90% of heat is transferred into the enviro. to be blown up
10% of E is transfered, but 90% dissapears
10% of the E is transfered and the other 90% is heat
123
When an environment has reached its carrying capacity for a certain population, which is true?
Growth and immigration rate is < death and emigration
Growth and immigration rate is = to death and emigration
Growth and immigration rate is > death and emigration
Growth rate is exponential
124
The diagram below shows a cellular process that occurs in organisms. What is the name of this?
mitosis
phagocytosis
enodcytosis
meiosis
125
What is the 2-word naming system that we currently use today to classify organisms called?
Binomial nomenclature
Binomial Notary
Binomial lectures
Nomenclature Binomics
126
There are similarities between prokaryotic and eukaryotic cells. Which structure is in both?
Mitochondria
Lysome
Nucleus
Ribosome
127
According to the phylogenetic tree, which organisms are least related to each other?
Trilobita and Chelicerata
Insecta and Crustacea
Insecta and Myriapoda
Trilobita and Insecta
128
Which statement can be inferred from the evolutionary tree?
Species 2 is most closely related to Species 3.
Species 1 is most closely related to Species 8.
Species 3 is most closely related to Species 7.
Species 5 is most closely related to Species 6.
129
At what point in the cell cycle does DNA replication occur and why?
after a cell divides, gives 2 cells a complete set of DNA
before a cell divides, so that the DNA will fit into cells
before a cell divides,provide 2 cells with full DNA
during cell division, so that DNA will fit into the cells
130
Nucleolus
Controls the sustances going inside and out of the cell
Packs/ships lipids to export for insertion into the membrane
protein Synthesis
Assembly of sub-units of ribosomes
131
Which best describes how enzymes function in the body?
An enzyme is used once and thendestroyed by the cell.
Enzymes lower the activation energy of reactions.
Oneenzyme can catalyze many different reactions
Enzymes are converted into products by catalyzation
132
What is an example of something that might cause the fluctuation shown in phase D?
Diamonds
Diseases
Chicken noodle soup
UM Hurricanes
133
Which structure is represented by the letter D?
tested
scrotum
prostate gland
epididymus
134
Which is NOT part of Darwin's observations that describes the mechanisms of natural selection?
Organisms with advantages will survive and reproduce
Species today descended with modifications from ancestor
Disease and natural disaster will limit population growth.
Organisms produce more offspring than can survive.
135
What does B, C, D represent?
B-logistic C-exponential D- carrying capacity
B- exponential C- carrying capacity D- logistic
B-exponential C- logistic D-carrying capacity
136
This is a plant cell. Solar energy is used to produce energy-rich compounds in which structure?
B
C
D
A
137
The illustration below shows four lobes of the human brain. What is ?
Temporal
Parietal
Occipital
Frontal
138
A plant lives in area with limited sunlight. Which adaptation would be most useful to plant?
colorful flowers
large leaves
deep roots
thin cuticle
139
B-Black b-white S-short s-long. What is the genotype and phenotype for letter X?
BbSs; black coat, short hair
BBss; black coat, long hair
Bbss; brown coat, long hair
Bbss; black coat, long hair
140
If the xylem in a young tree is damaged, which process is first affected?
absorbing water from the soil
transporting water to the leaves
transporting sugar to the roots
performing photosynthesis
141
How does comparing the skeletons of these animals provide support for the theory of evolution?
shows possible common ancestry between
provides information about the organisms' habitats
shows possible chromosomal similarities
provides information to determine the organisms' ages
142
Cell walls of fungi are composed of…
Cellulose
Glucose
Adipose
Chitin
143
How do human diseases caused by bacteria and diseases caused by viruses react to antibiotics?
Both respond to antibiotics.
Neither responds to antibiotics
Bacteria respond to antibiotics; viruses dont.
Viruses respond to antibiotics; bacteria don't
144
What is the name of the structures responsible for generating the spindle fibers?
Hot funky chocolates
Membranes
Centromeres
Centrioles
145
Which of the following describes and event that results from mitosis but NOT meiosis?
four daughter cells that are produced from each parent cell
two stages of cell division
replication of cellular genetic material
daughter cells that are identical to the parent cell
146
Why can bacteria recognize a human gene and then produce a human protein?
Bacterial & human cells contain the same kind of chromosomes
DNA replication in bacteria and humans is the same
Bacterial cells contain the same organelles as human cells.
The basic components of DNA are the same in human & bacteria
147
diploid cell w 2 pairs of homologous chromos. Due to indep assort, what is the gene of gametes?
ST, St, sT, st
SsTt
S, s, T, t
Ss, Tt
148
If 20% of a DNA sample is made up of thymine, T, what % of the sample is made up of cytosine,C?
15%
35%
50%
30%
149
Cell is permeable to sucrose, glucose, and water but impermeable to starch. Which is correct?
Sucrose will diffuse into the “cell.”
There will be no net movement of glucose.
Glucose will diffuse into the “cell.”
Starch will diffuse out of the “cell.”
150
Which of the following describes why the Miller-Urey theory is widely accepted today?
Amino acids spontaneously form from molecules in the atmosph
Synthesizing organic molecules from mixture of gases in lab
No other alternative hypotheses have been introduced
Organic molecules are present today in extremely high #s
151
What happens to the available energy as you move up this energy pyramid? Why?
Increases, gained by sun
Lowers, lost as heat
Lowers, energy gained by sun
Increases, Lost as heat
152
Which of the following describes the main benefit of completing The Human Genome Project?
Designing new human genes
Patenting specific human genes
Cloning humans
Identifying genetically-based diseases
153
Which statement describes one of the factors affecting blood flow and its effect on blood flow?
high viscosity of blood- increased resistance and slow flow
narrowing of blood vessels increases pressure- faster flow
red blood cells change to a crescent shape- fast blood flow
low blood pH decreases the rate of diffusion- slow flow
154
What is a difference between Primary and Secondary Succession?
Secondary starts with soil and takes less time
Climax Communities
Primary is the first build up of rocks
Dustbowl is an example of how great we treat our Earth
155
Which of the following is NOT one of water's special properties?
High Specific Heat Capacity
High Surface Tension
High Viscosity
Density Anomally- less dense as a solid
