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Final Genetic Review
Test Description: Review of genetics for final
Instructions: Answer all questions to get your test result.
1) Which of the following represents an organism that is heterozygous for both traits?
A
RRBb
B
RrBB
C
RRBB
D
RrBb
2) Which of the following represents an organism that is homozygous for both traits?
A
RrBb
B
rrBb
C
RRBB
D
RrBB
3) If Red flower color is dominant to white flowers. What is the genotype for a plant with white flowers?
A
RR
B
rr
C
Rr
D
r
4) These are sources of variations in offspring.
A
RNA
B
Viruses
C
Bacteria
D
Mutations
5) What is the function of mitosis?
A
to make sperm
B
to equally divide replicated chromosomes into daughter cells
C
to create gametes
D
to create cells that are genetically different from the parent
6) An organism contains 62 chromosomes. How many chromosomes are found in a normal body cell?
A
26
B
124
C
31
D
62
7) What is the complementary DNA for this DNA sequence: T-A-C-G?
A
A-U-G-C
B
T-A-C-G
C
A-T-G-C
D
G-C-A-T
8) What happens during replication?
A
Amino acid chains are made into proteins
B
A DNA molecule is copied to form 2 identical DNA molecules
C
A DNA molecule is copied to form 1 RNA strand
D
RNA is made into amino acid chains
9) Creating gametes for reproduction is what process?
A
mitosis
B
asexual reproduction
C
sexual reproduction
D
meiosis
10) Where is DNA contained in most eukaryotic organisms?
A
Nucleus
B
Ribosome
C
Cell wall
D
Endoplasmic reticulum
*select an answer for all questions
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