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CGMBS EXAM 1 (STUDY) QUESTIONS WITH SOLVED ANSWERS GRADED A+
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CGMBS EXAM 1 (STUDY) QUESTIONS WITH SOLVED ANSWERS GRADED A+
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CGMBS EXAM 1(STUDY) QUESTIONS
WITH SOLVED
ANSWERS GRADED A+
CGMBS
Evatee 10/2/24 CGMBS
,CGMBS EXAM 1 (STUDY) QUESTIONS WITH
SOLVED ANSWERS GRADED A+
DNA contains deoxyribonucleotide triphosphates joined together by what type
of covalent bond?
a. Aldehyde
b. Ester
c. Phosphodiester
d. Peptide Answer - c. Phosphodiester
Nucleotides in DNA consist of which of the following?
a. Nitrogen base, deoxyribose and phosphate
b. Nitrogen base, ribose and sulfur
c. Carbon base, ribose and phosphate
d. Carbon base, glucose and carboxyl Answer - a. Nitrogen base, deoxyribose
and phosphate
Which of the five ribose carbons of the deoxyribonucleotide are involved in
formation of the DNA chain?
a. 1' and 5'
b. 2' and 4'
c. 3' and 4'
d. 3' and 5' Answer - d. 3' and 5'
In a DNA molecule, one end has a free hydroxyl group and one end has a free
_____.
, a. Phosphate group
b. Hydroxyl group
c. Amino group
d. Carboxyl group Answer - a. Phosphate group
What type of bonds spontaneously form between two complementary strands
of DNA?
a. Hydrogen bonds
b. Covalent bonds
c. Phosphodiester bonds
d. Polar covalent bonds Answer - a. Hydrogen bonds
In a double-stranded molecule, base pairing between strands occur between:
a. A purine and a purine
b. A pyrimidine and a pyrimidine
c. A purine and a pyrimidine
d. Any type of nucleotide base Answer - c. A purine and a pyrimidine
Which of the following is a purine?
a. Thymine
b. Cytosine
c. Adenine
d. Alanine Answer - c. Adenine
The term used to describe the arrangement of the individual strands in the
double-stranded DNA molecule is:
a. Parallel
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