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Genetics Exam 1 Practice Tests
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,Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests
For the following two questions, consider the following double-stranded DNA sequence:
5'-ATCATGCCATG-3'
3'-TAGTACGGTAC-5'
1) How many hydrogen bonds are represented in this double helix?
A) 16 B) 9 C) 20 D) 27 E) 8
D
5'-ATCATGCCATG-3'
3'-TAGTACGGTAC-5'
2) How many phosphodiester bonds are represented in this double helix?
A) 9 B) 23 C) 8 D) 20 E) 16
D
Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests.pdf
,Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests
aa Bb Cc DD Ee FF
3) How many different gametes can this individual produce?
A) 10 B) 6 C) 12 D) 8 E) 24
D
Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests.pdf
, Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests
4) Suppose only one of the gametes is randomly selected. What is the probability that the
gamete
with the following combination of alleles is selected?
abCDeF
A) 1/12 B) 1/24 C) 1/8 D) 1/4 E) 1/6
C
5) InDrosophila virilis, nuclei of somatic cells contain 12 chromosomes while nuclei of sperm
cells
contain only 6 chromosomes. What does "n" equal for this species?
A) 12
B) 24
C) 3
D) 6 or 12, depending on cell type
E) 6
E
Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests.pdf Genetics Exam 1 Practice tests.pdf