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Biology: Final Exam Review Flashcards | StudBud
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Biology: Final Exam Review
Biology: Final Exam Review
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Answers
1
Looking at the diagram what process is taking place?
TransLation
DNA Replication
TransCription
Mutation
2
The symbiotic relationship between a flower and the insect that feeds on the nectar is an example of:
commensalism
predation
parasitism
mutualism
3
When does crossing over occur in meiosis?
anaphase I
prophase I
metaphase I
prophase II
4
A group of individuals that can interbreed and produce fertile offspring.
Population
Species
Ecology
Habitat
5
During exercise, one maintains homeostasis by
sweating
stopping all other maintenance activities
increasing CO2 levels
decreasing O2 levels
6
What process occurs during meiosis resulting in increased genetic variation?
gamete production
crossing-over
cell differentiation
morphogenesis
7
Human activities cannot affect the quality or supply of renewable resources such as land, water, and air.
False
True
8
What process is taking place in the image?
None of the above
Transcription
Translation
DNA Replication
9
A breed of chicken shows codominance. One code for black feathers and the other code for white. Heterozygote will appear
gray
speckled
black
white
10
Which community would have a greater risk of extinction due to disease, habitat destruction or other changes?
the two communities would be at the same risk of complete extinction
the less diverse community would be at a greater risk of extinction
environmental changes cannot cause extinction
the more diverse community would be at a greater risk of extinction
11
How do the cells created via mitosis compare to the original cell?
They are genetically identical
They are genetically different
it depends on the type of cell
none of these are correct
12
The more similar the DNA sequences of two species, ________.
the greater the evidence of their coevolution
the more distantly they are related in evolutionary terms
the more recently they shared a common ancestor
the more difficult it is to classify them
13
If a cell has 10 chromosomes, each of its daughter cells will have _ chromosomes after mitosis.
20
10
5
40
14
During DNA replication, a DNA strand that has the bases CTAGGT produces a strand with the bases
GATCCA
GAUCCA
TCGAAC
AGCTTG
15
How does a change in DNA bases affect an organism?
The change could have no effect on an organism.
It could change and be harmful to the organism.
It could change and be beneficial for the organism
All of these are correct
16
The ability of an individual organism to survive and reproduce is known as it's _____.
descent with modification
fitness
natural selection
adaption
17
Amino Acids are building blocks of proteins just as
DNA is a building block of RNA
monosaccharides are a building block of polysaccharides
enzymes are building blocks of carbohydrates
lipids are building blocks of DNA
18
This statement would be which part of the SM: "People are using umbrellas, it must be raining."
Hypothesis
Question
Observation
Inference
19
What is one of the advantages, why is it better to reproduce sexually versus asexually?
overproduction
survival of the fittest
genetic variation
cloning
20
The characteristic of life: All living things obtain and use energy.
Cells become specialized to perform specific tasks
All living things reproduce
Organisms must break down materials to grow, develop, and reproduce
A change over time
21
Genes contain instructions for assembling...
Proteins
nucleosomes
pyrimidines
purines
22
The evolution of Darwin's finches is an example of _____
artificial selection
stabilizing selection
equilibrium
speciation
23
Where do the reactions of cellular respiration occur?
Cytoplasm and Mitochondria
None of these
Mitochondria
24
The community described in the question above with a great diversity of species is called a _________ community.
pioneering
climax
tertiary
primary
25
Which of the following does not provide evidence of evolution?
natural variations within species
homologous structures of living things
fossil record
similarities in embryological development
26
Different forms of a gene are referred to as ___
hybrids
alleles
amino acids
traits
27
The organelle that determines if the ER is rough or smooth and is responsible for making proteins is the _____.
mitochondria
lysosome
ribosome
centriole
28
Which of the following pairs of genotypes result in the same phenotype?
IBi and ii
IAIA and IAi
IAIA and IAIB
IBIB and IAIB
29
If diploid number of Carrots is 18, the haploid number is...
27
18
9
36
30
Which of the following correctly represents the process of protein synthesis?
protein transcription to RNA translation to DNA
DNA translation to RNA transcription to proteins
DNA transcription to RNA translation to proteins
RNA translation to DNA transcription to proteins
31
A major structural component of cell membranes.
Lipids
Proteins
Carbohydrate
Nucleic Acids
32
A heterozygous tall pea plant is crossed with a short plant. The probability that an F1 plant will be tall is
25%
50%
0%
75%
33
What percentage of human sperm cells carry an X chromosome?
50%
25%
0%
100%
34
Which pH is considered neutral?
3
12
7
10
35
What purpose does mRNA serve in protein synthesis?
none of the above
carrying genetic instructions from the nucleus to the ribosomes
transporting new proteins
transferring amino acids to ribosomes
36
Which of the following forms a base pair with guanine?
Thymine
Adenine
Deoxyribose
Cytosine
37
How many chromosomes does a human bone cell have?
46
92
23
12
38
Which factors can affect population size?
deaths
births
# that enter or leave a population
all of the above
39
Science is all of the following EXCEPT:
Never changes
A way of learning about the world
Provides explanations of the natural world
Knowledge gained through studies
40
Unlike mitosis, meiosis results in the formation of ______.
four genetically different haploid cells.
four genetically identical haploid cells.
two genetically identical diploid cells.
two genetically different diploid cells.
41
How could adding an extra chromosome into a BODY CELL affect one's offspring?
All offspring would have an extra chromosome.
The offspring would be unaffected because it was inserted into a body cell.
The extra chromosome in the body cell would prevent it from making gametes
None of the answer choices are correct.
42
The monomer of the DNA polymer is
nucleotide
sugar-phosphate backbone
nucleic acid
nitrogenous base
43
All organs in an organ system work together to perform a common function.
False
True
44
In pea plants, Tall (T) is dominant over short (t) in pea plants. What is the expected phenotypic ratio of this cross?
1:3
4:0
3:1
2:2
45
The branch of biology dealing with interactions among organisms and the environment
economy
ecology
modeling
recycling
46
Eukaryotes usually contain...
specialized organelles
a nucleus
all of the above
genetic material
47
What is produced as a result of Photosynthesis
Glucose and Water
Glucose and Oxygen
CO2 and Water
Water and CO2
48
Only heterotrophs need to perform cellular respiration.
False
True
49
The characteristic of life: Every living thing grows and develops
Maintaining a stable internal environment
Cells differentiate and specialize to perform specific tasks and grow
All organisms are made up of at least one cell
All living things reproduce
50
All the interconnected feeding relationships in an ecosystem
food web
food chain
food interaction
food network
51
Which of the following organelles would NOT be present in an animal cell?
chloroplasts
mitochondria
ribosomes
cell membrane
52
Which of the following statements best explains the effect an adaptation has on an organism?
it does not affect an organism's chance to survive
it increases an organism's chance to survive
it decreases an organism's chance to reproduce
it decreases an organism's ability to find food and eat
53
Different species can share the same habitat, but competition among them is reduced if they
occupy different niches
reproduce at different times
eat less
increase their populations
54
What is the first step in completing the scientific method?
form a conclusion
experiment
make observations and ask questions
form a hypothesis
55
Water Is polar
True
False
56
What stage of mitosis is similar to this way of dismantling a bridge by pulling it away or apart from each other?
anaphase
telophase
prophase
metaphase
57
If a cell has 50 chromosomes, each of its daughter cells will have __ chromosomes after meiosis
100
10
25
50
58
Purple loosestrife is an aggressive, non-native flowering plant that is now destroying fields and wetlands across the co
It interrupts the water cycle
It pollutes the air
It prevents insects from pollinating other plants
It crowds out native plants
59
Stem cells will one day be able to make modern medicine better and more effective.
True
False
60
A ______ mutation is caused by the addition or deletion of a single letter
Point
Frameshift
Nonsense
Silent
61
A charged atom from either the gain or loss of an electron is referred to as a(n):
molecule
ion
compound
isotope
62
What is the maximum percentage of food energy available to the fish assuming the seeds produce 100% of food energy?
0.1%
100%
1%
10%
63
In most cells photosynthesis takes place in the _____ and respiration takes place in the _____.
mitochondria; chloroplasts
chlorophyll; Golgi body
chloroplast; mitochondria
nucleus; chloroplast
64
In humans, what substance is produced from the process of anaerobic fermentation?
lactic acid
alcohol
fat
blood
65
Which of these describes a main difference between DNA and RNA?
RNA has Uracil instead of Thymine
RNA uses ribose sugar
RNA is single stranded
All of the above
66
Two populations of the same species become isolated from each other by a new river leading to _
homologous structures
behavioral isolation
genetic drift
geographical isolation
67
Cancer can be simply described as...
Cellular degradation
Uncontrolled cell death
Infection of the cells
Uncontrolled cell growth
68
Roan cattle show codominance for the color of their hair (R & W). What if it showed incomplete dominance instead?
It would be red.
It would be white.
It would be spotted.
It would be pink.
69
Which of the following would be an example of a producer in the desert?
fox
sand
cactus
lizard
