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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
r
B
RR
C
rr
D
Rr
4) These are sources of variations in offspring.
A
Mutations
B
RNA
C
Viruses
D
Bacteria
5) What is the function of mitosis?
A
to equally divide replicated chromosomes into daughter cells
B
to create gametes
C
to create cells that are genetically different from the parent
D
to make sperm
6) An organism contains 62 chromosomes. How many chromosomes are found in a normal body cell?
A
31
B
62
C
124
D
26
7) What is the complementary DNA for this DNA sequence: T-A-C-G?
A
A-U-G-C
B
G-C-A-T
C
A-T-G-C
D
T-A-C-G
8) What happens during replication?
A
A DNA molecule is copied to form 2 identical DNA molecules
B
RNA is made into amino acid chains
C
Amino acid chains are made into proteins
D
A DNA molecule is copied to form 1 RNA strand
9) Creating gametes for reproduction is what process?
A
sexual reproduction
B
mitosis
C
asexual reproduction
D
meiosis
10) Where is DNA contained in most eukaryotic organisms?
A
Cell wall
B
Ribosome
C
Nucleus
D
Endoplasmic reticulum
*select an answer for all questions
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