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See All Answers in TABLE CLICK HERE 1 of 16: Which of the following must happen first in order for DNA replication to occur?
A) DNA Polymerase Binds to the Leading Strand (40%)
B) Hydrogen bonds form between bases (27%)
C) DNA is Unwound (52%)
Answer : C
2 of 16: Okazaki fragments form on the:
A) Lagging Strand (43%)
B) base-pairs (36%)
C) leading strand (21%)
Answer : A
3 of 16: Which of the following is required for DNA replication to occur?
A) DNA Helicase (17%)
B) DNA ligase (16%)
C) DNA polymerase (26%)
D) all of these (40%)
Answer : D
4 of 16: A nucleotide consists of:
A) Two Nitrogen Bases, a Sugar, and a Phosphate (27%)
B) a Nitrogen Base (18%)
C) a Nitrogen Base and a Sugar (21%)
D) a Nitrogen Base, Sugar, and Phosphate (34%)
Answer : D
5 of 16: The element that transformed the bacteria in Griffith's experiments was:
A) Protein (25%)
B) capsules (28%)
C) DNA (48%)
Answer : C
6 of 16: The Hershey-Chase research finally proved that:
A) Bacteria Could Be Transformed (16%)
B) DNA was the molecule of heredity (58%)
C) DNA was in the shape of a double helix (27%)
Answer : B
7 of 16: The "rungs" of the DNA ladder are made of:
A) Sugars (17%)
B) bases (59%)
C) sugars & phosphates (44%)
Answer : B
8 of 16: Before the Hershey-Chase experiment, many scientists believed that ____ carried the hereditary information.
A) Proteins (65%)
B) phages (23%)
C) helicase (12%)
Answer : A
9 of 16: In order to transform to a virulent form of bacteria, non encapsulated bacteria must:
A) Be Exposed to Killed Capsulated Bacteria (46%)
B) Divide (31%)
C) Be Exposed to Radioactive Phosphorous (23%)
Answer : A
10 of 16: A DNA strand has the following bases: A A G C C A. What are the bases on its complimentary strand?
A) C C A T T C (24%)
B) A C C G A A (35%)
C) T T C G G T (41%)
Answer : C
11 of 16: In the Hershey Chase Experiment, DNA was labeled with ____, and bacteriophage protein was labeled with _____.
A) Codons, Anticodons (33%)
B) Radioactive Sulfur, Radioactive Phosphorous (35%)
C) Radioactive Phosphorous, Radioactive Sulfar (42%)
Answer : C
12 of 16: In the ladder anology of the DNA molecule, the "rungs" of the ladder are:
A) Paired Nitrogenous Bases (44%)
B) phosphates (32%)
C) sugars (24%)
Answer : A
13 of 16: Which of the following best describes the arrangement of the sides of the DNA molecule?
A) Twisted (32%)
B) bonded (35%)
C) antiparallel (53%)
Answer : C
14 of 16: The enzymes that break hydrogen bonds and unwind DNA are:
A) Primers (22%)
B) helicases (61%)
C) Forks (17%)
Answer : B
15 of 16: DNA replication results in:
A) 2 DNA Molecules That Each Contain a Strand of the Original (39%)
B) 2 Completely New DNA Molecules (29%)
C) 1 New DNA Molecule, 1 Old Molecule is Conserved (52%)
Answer : C
16 of 16: During replication, what enzyme adds complimentary bases?
A) Synthesase (21%)
B) replicase (31%)
C) polymerase (48%)
Answer : C

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All Answers in table

SNO	ANSWER
1	C
2	A
3	D
4	D
5	C
6	B
7	B
8	A
9	A
10	C
11	C
12	A
13	C
14	B
15	C
16	C
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