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WorksheetsFinal Exam Review Part 2
Total questions: 25
Worksheet time: 25mins
Name
Class
Date
1.
A hypothesis that two organisms from different species share a common ancestor is best supported by
a)
. the presence of homologous structures
b)
the presence of analogous structures
c)
a similarity in diet and method of reproduction
d)
a similarity in habitat
2.
Which of the following combinations of sex chromosomes represents a female?
a)
XY
b)
XXY
c)
XXXY
d)
XX
3.
Why do scientists use binomial nomenclature to name species?
a)
Binomials are specific and universally understood by scientists
b)
A single binomial can be used for many species, making it easier to name different animals
c)
Binomials tell scientists how a species looks, relatives to others in the same genus.
d)
A binomial is easier to remember than a long name with multiple Latin words
4.
A deletion of a DNA base from a gene affects an organism by
a)
causing future gametes to have additional chromosome
b)
changing the sequence of amino acids in a protein
c)
causing chromosome fragments to form long chains
d)
a. changing the structure of ribose sugar in nucleic acids
5.
DNA replication takes place during the
a)
S phase of the cell cycle
b)
G1 phase of the cell cycle
c)
G2 phase of the cell cycle
d)
M phase of the cell cycle
6.
How many different allele combinations would be found in the gametes produced by a pea plant whose genotype was RrYy?
a)
2
b)
4
c)
8
d)
16
7.
What happens during the process of translation?
a)
Messenger RNA is made from DNA
b)
The cell uses information from messenger RNA to produce proteins
c)
Transfer RNA is made from messenger RNA
d)
Copies of DNA molecules are made
8.
The chain above represents three codons. Which of the following changes would be expected in the amino acid chain if the mutation shown above occurred?
a)
The amino acid sequence would be shorter than expected
b)
The identity of one amino acid would change
c)
The amino acid sequence would remain unchanged
d)
The identities of more than one amino acid would change
9.
In the P generation, a tall plant was crossed with a short plant. Short plants reappeared in the F2 generation because
a)
some of the F2 plants produced gametes that carried the allele for shortness
b)
a. the allele for shortness is dominant
c)
the allele for shortness and the allele for tallness segregated when the F1 plants produced gametes
d)
a. they inherited an allele for shortness from one parent and an allele for tallness from the other parent
10.
Dogs (Canis familiaris) are most closely related genetically to which of the following organisms?
a)
African hunting dog (Lycaon pictus)
b)
Gray wolf (Canis lupus)
c)
Grizzly bear (Ursus arctos)
d)
Domestic cat (Felis catus
11.
Two nucleotide sequences found in two different species are almost exactly the same. This suggests that these
a)
are evolving into the same species
b)
contain identical DNA
c)
may have similar evolutionary histories
d)
have the same number of mutations
12.
Which of the following is/are shown in a karyotype?
a)
autosomes
b)
homologous chromosomes
c)
sex chromosomes
d)
a. all of the above
13.
A genetic counselor hypothesized that a certain individual has an extra chromosome. What is the best evidence she could use to test her hypothesis?
a)
A gel electrophoresis analysis
b)
a. A family pedigree
c)
a. A computer program that sequence the bases in a DNA molecule
d)
A karyotype
14.
A cell with 10 chromosomes undergoes mitosis. How many daughter cells are created? ___ Each daughter cell has ___ chromosomes.
a)
a. 2, 10
b)
10,2
c)
1,10
d)
2,20
15.
Which of the following statements concerning the theory of evolution is INCORRECT?
a)
Evolution can be measured as the change in frequency of alleles within a gene pool over a succession of many generations.
b)
Individuals evolve through genetic variation and the use of characteristics and over thousands of years
c)
The diversity of life on earth is the outcome of evolution over long periods of time through a natural process of descent with modifications.
d)
The primary mechanism for evolution is natural selection
16.
The diagram below shows a model of species divergence among some primates. If this model is correct, the greatest genetic differences would be found in the DNA sequences of which two species?
a)
Tarsius bancanus and Cebus albifrons
b)
Macaca sylvanus and Macaca mulatta
c)
Hylobates lar and Pongo pygmaeus
d)
examples of comparative Pan troglodytes and Lemur catta
17.
In humans, the pelvis and femur bones are involved in walking. Whales also have a pelvis and femur bone which represents
a)
examples of fossils
b)
analogous structures
c)
. vestigial structures
d)
examples of comparative embryology
18.
Study the segment of DNA shown below. What would be the complementary sequence of bases in the other strand of DNA that makes up the double helix?
a)
TACGTCTAG
b)
UUCCAGAUC
c)
ATGCAGATC
d)
GCACGTCT
19.
Members of the kingdom Animalia are best described as
a)
unicellular, prokaryotic, heterotrophic
b)
unicellular, eukaryotic, autotrophic
c)
multicellular, eukaryotic, heterotrophic
d)
multicellular, eukaryotic, autotrophic
20.
In a cladogram, what does the appearance of a derived character tell you?
a)
It tells you the name of the ancestral group
b)
It tells you which traits were exhibited in the ancestral group but are not seen in more modern groups
c)
It tells you in which groups a new trait arose.
d)
It tells you the species of an organism
21.
The diagram below shows how a paramecium maintains homeostasis. A paramecium normally lives in a hypotonic environment in which water continually diffuses into the cell. To maintain homeostasis, the paramecium must pump out large amounts of water using its contractile vacuole.If the paramecium is then placed in a hypertonic environment, which of the following will occur?
a)
a. Water will diffuse into the paramecium
b)
a. Water will diffuse out of the paramecium
c)
a. Salt will be pumped out of the paramecium by the vacuole
d)
a. Salt will be pumped into the paramecium by the vacuole
22.
The diagram below shows how a paramecium maintains homeostasis. A paramecium normally lives in a hypotonic environment in which water continually diffuses into the cell. To maintain homeostasis, the paramecium must pump out large amounts of water using its contractile vacuole.If the paramecium is then placed in a hypertonic environment, which of the following will occur?
a)
a. Water will diffuse into the paramecium
b)
a. Water will diffuse out of the paramecium
c)
a. Salt will be pumped out of the paramecium by the vacuole
d)
a. Salt will be pumped into the paramecium by the vacuole
23.
A female rabbit heterozygous dominant for black fur is mated with a male homozygous for white fur color. In a litter of eight offspring, there would probably be
a)
8 black rabbits
b)
a. 4 black and 4 white rabbits
c)
4 black, 2 gray, and 2 white rabbit
d)
a. 8 white rabbits
24.
A person who has Klinefelter’s syndrome has XXY as their sex chromosome, they are a
a)
male
b)
female
c)
both male and female
d)
neither male or female
25.
What is one way in which archaea are different from bacteria
a)
Archaea lack peptidoglycan in their cell wall.
b)
Archaea do not have a nucleus
c)
Archaea are eukaryotes
d)
Archae are heterotrophs
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