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Bauer Honors Bio Exam Review Flashcards | StudBud
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Bauer Honors Bio Exam Review
Bauer Honors Bio Exam Review
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Answers
1
Which of Mendel's Laws states that alleles separate during gamete formation?
Law of Separation
Law of Independent Assortment
Law of Segregation
Mendel's Law #2
2
What is the purpose of Meiosis?
Gametes for sexual reproduction
Development
New cells
Growth
3
What is gene flow?
Genes that move from one generation to the next
Movement of alleles in and out of a population
Selection of allele frequencies
The flow of genes out of a population which leads to a mass extinction
4
What are lymph nodes?
Immune checkpoints with high concentration of white blood cells
Filter for toxins
Immune checkpoints with high concentration of red blood cells
Red blood cells that help the nervous system
5
In Meiosis I, sister chromatids are split, and in Meiosis two, homologous chromosomes are split.
True
False
6
Individuals ______, populations ______
Adapt; evolve
Evolve; adapt
Move; grow
Change; stay
7
What is the final product of meiosis?
2 genetically distinct haploid cells
4 genetically distinct diploid cells
2 identical diploid cells
4 genetically distinct haploid cells
8
Arteries lack smooth muscle, help the heart carry blood throughout the body away from the heart
False
True
9
What is NOT a source of genetic variation within meiosis?
Random Fertilization
Independent Assortment
Crossing over
Nondisjunction of Homologous Chromosomes
10
During mitosis, how many divisions and duplications occur?
One division, two duplications
Two divisions, one duplication
One division, one duplication
Two divisions, two duplications
11
Where does diffusion occur in the respiratory system?
Bronchioles
Trachea
Alveoli
Larynx
12
What are homologous chromosomes?
Chromosomes that have the same sequence of genes but different alleles
Chromosomes that have a different sequence of genes and different alleles
Chromosomes that have the same sequence of genes and the same alleles
None of the above
13
What do restriction enzymes cut?
RNA
Plasmid DNA
Ligase
DNA Polymerase
14
Breeding two cats and identifying the phenotypes their offspring to find the parent's genotypes is an example of:
Test cross
Dihybrid cross
codominance cross
Monohybrid cross
15
What type of selection would the mice undergo in the following situation?
Disruptive Selection
Artificical Selection
Stabilizing Selection
Directional Selection
16
What stage of interphase is responsible for synthesizing DNA/replication?
Cytokinesis
G1
G2
S
17
What stage of mitosis do chromatids get pulled away from each other?
Telophase
Metaphase
Prophase
Anaphase
18
A male bird makes a specific song that attracts female birds. Which evolutionary mechanism describes this situation?
Stabilizing selection
Directional selection
Sexual Selection
Disruptive selection
19
What were the first animals on Earth?
Invertebrate Fish
Ferns
Sponges and Jellyfish
Unicorns
20
What is the process of bacteria division?
Prophase
Mitosis
Binary Fission
Meiosis
21
Where do chromosomes align in mitosis?
Centrioles
Mitotic spindles
Cell cycle checkpoints
Metaphase plate
22
What is used as a vector in gene therapy?
Mosquito
Virus
Chromosome
Gene
23
True/ False: X-linked recessive traits are predominantly found in females
True
False
24
Which cycle involves bacteria ‘fixing’ something to be used by plants?
Carbon
Water
Iron
Nitrogen
25
Which of the following is a characteristic of a Tropical Rainforest?
Seasonal rain
High number in latitude
Moderate temperatures
Very high biodiversity
26
Johnny’s mom is homozygous recessive for blue eyes(bb) and Johnny also has blue eyes. His dad has brown eyes. Dad's is:
BB
bb
Bb
Aa
27
In meiosis I, what aligns on the Metaphase plate?
Alleles
cells
Sister chromatids
Homologous pairs
28
Which of these is one of the principles in Darwin’s Theory of Evolution by Natural Selection?
Populations never change over time
All individuals have the same traits
None of the above
Natural selection is a mechanism that drives evolution
29
What is a vestigial structure?
Structures that once had a function, but no longer do
Structures that are integral to one’s body
Similar structures that have different functions
Candy
30
By what feature is DNA sorted in Gel Electrophoresis?
Complementary Base Pairs
Acidity
Size (length)
Mass
31
What occurs in Anaphase in Mitosis?
Chromosomes condense, mitotic spindles form, nucleus breaks down
Sister chromatids move AWAY for each other
Synthesis of DNA or DNA replication. Sister chromatids are made
Cytoplasm splits
32
What is the overall product of mitosis
2 genetically identical haploid cells
2 genetically identical diploid cells
2 genetically distinct haploid cells
2 genetically distinct diploid cells
33
All of the following are major threats to biodiversity except…
Introduction of invasive species
Vegans
Overharvesting
Climate change
34
Which group of terms are ALL density-dependent factors?
None of the answers
Gas and volcanic activity
Forest fires, hurricanes and earthquakes
Disease, food availability, and competition
35
Why do we genetically modify crops and livestock?
All are correct examples
To increase crop production
Higher resistance to herbicides and disease
Drought, heat, or frost resistance
36
In what phase of Mitosis does the cell pinch in two
Metaphase
Cytokinesis
Anaphase
Prophase
37
Which term describes a group of organisms of the same species living in the same area
Biome
Population
Community
Individual
38
What are the characteristics of all living things that we use to validate that we share common ancestors?
All of the above
All are made of cell membranes & replicate through similar processes
All have DNA or RNA
All undergo transcription or translation to synthesize proteins
39
What is the mode of inheritance of a trait that skips a generation and affects males and females equally?
Y-Linked
Dominant
Recessive
X-Linked
40
What decides if the cell cycle is allowed to continue?
Nuclear membrane
Centromere
CDKs
Sister chromatids
41
What is the likelihood that Gregory will have color blindness?
50%
25%
100%
0%
42
How are males and females represented on a pedigree?
Males=circle Females=squares
Males=half circle Females=circle
Males=square Females=circle
Males=square, Females=half square
43
What’s an example of an autotroph?
giraffe
maggots
phytoplankton
worm
44
What percentage of the starting energy is transferred through each trophic level as it moves up the food chain?
75%
0.10%
20%
10%
45
There is one pair of sex chromosomes in the human genome.
False
True
46
What are the phases of mitosis in the correct order?
Prophase, metaphase, anaphase, cytokinesis, telophase
Metaphase, anaphase, telophase, prophase
Prophase, metaphase, anaphase, telophase, cytokinesis
Cytokinesis, prophase, telophase, anaphase, metaphase
47
What regulates blood pressure?
Water
None of the above
Sugar
Oxygen
48
Which one is NOT a requirement for Hardy-Weinberg equilibrium
No mutations
Large Population
Random Mating
Natural Selection
49
Which pattern of evolution describes: Evolution favors similar solutions to similar challenges
Convergent evolution
Coevolution
Gradualism
Punctuated Equilibrium
50
What principle is also called “survival of the fittest?”
Natural Selection
Independent Assortment
Theory of Relativity
Adaptive Radiation
51
What causes Down's syndrome?
Monosomies
Trisomes and monosomies
Trisomies
Crossing over
52
What factors are required for a population to be in Hardy Weinberg Equilibrium?
Steady birth rate, small population, no predators
The population is on the top of the food web in that specific
The population is further than 10 miles away from a city
Large population; no natural selection, no mutations, and random mating
53
What is an example of codominance?
Red flower + white flower = red and white spotted flower
Red flower + white flower = red flower
Red flower + white flower = white flower
Red flower + white flower = pink flower
54
Which of the following is not considered a “marine zone”?
Beric zone
Aphotic zone
Photic zone
Intertidal zone
55
A keystone species is
A species whose importance is less than its proportion in a community
none of the above
A species whose importance exceeds its proportion in a community
A species that has no effect on an ecosystem when it goes extinct
56
Where does digestion start?
Stomach
Stomach
Mouth
Small Intestine
57
Which systems provide the body with structure?
Endocrine
Skeletal and digestive
Skeletal and muscular
Respiratory and Muscular
58
What was the first macromolecule on Earth?
Lipids
Oxygen
DNA
RNA
59
What is a
locus
?
Where the sister chromatids are connected.
Location of specific genes.
Where replication occurs.
All of the above.
60
Which phase does crossing over occur during?
Prophase I
Anaphase I
Telophase I
Metaphase I
61
Which of the following is not a result of cyanobacteria (bacteria that do photosynthesis) developing?
Adaptive radiation of organisms who were aerobic
Decrease in the number of species that can utilize oxygen
Organisms that used oxygen for cellular respiration evolved
Increase in oxygen in the atmosphere
62
Which is an example of GMO in plants
Blue Rice
Golden Rice
Amino Acids
Climate Change
63
Which is NOT a bodily process controlled by the endocrine system?
All of the above are
Thirst
Development (Puberty)
Hunger
64
True/ False : Humans have 22 pairs of
autosomal
chromosomes.
True
False
65
What survivorship curve does an animal that has lots of offspring but provides little care follow?
Type III
Type IV
Type II
Type I
