Biochem Module 6 Exam Questions and Correct
Answers | Latest Update
thymine Ans: In DNA, adenine always pairs with
guanine Ans: In RNA, cytosine always pairs with
uracil Ans: In RNA, adenine always pairs with
nucleotides Ans: DNA is built from which of the following?
nucleosides
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genes
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purines
nucleotides
codons
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hydrogen bonds Ans: The double helix of DNA is stabilized mainly by
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2-deoxyribose Ans: What pentose sugar is a constituent of DNA?
ribose Ans: What pentose sugar is a constituent of RNA?
1 ring, 2 nitrogens Ans: Pyrimidines have ________ ring(s), containing
______ nitrogen(s).
2 rings, 2 nitrogens Ans: Purines have ________ ring(s), (each) containing
______ nitrogen(s).
ribonucleic acid (RNA) Ans: What nucleic acid is responsible for using the
encoded genetic information to produce of proteins found in living
organisms?
A-T/U
C-G Ans: What are the complementary bases?
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3 hydrogen bonds are made between G and C Ans: How many hydrogen
bonds are made between guanine and its complementary nucleotide?
2 hydrogen bonds are made between adenine and thymine/uracil Ans:
How many hydrogen bonds are made between adenine and its
complementary nucleotide?
3'-CGTACTCGG-5' Ans: What is the complementary strand of DNA for the
base sequence of DNA 5'-GCATGAGCC-3'?
3'-CGUAGUCGG-5' Ans: What is the complementary strand of RNA for the
base sequence of RNA 5'-GCATGAGCC-3'?
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mRNA Ans: Which type of RNA functions to carry genetic information
from the DNA to ribosome?
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codon Ans: What is the set of three sequential nucleotides that encodes
for a particular amino acid?
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B-form and A-form Ans: What type(s) of DNA has a right-handed helix?
cAMP Ans: Which of the following is a second messenger in cells?
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FAD
cAMP
AMP
dATP
UTP
FAD Ans: Which of the following acts a coenzyme?
FAD
ATP
AMP