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Part 1 of 5 - Chapter 9 39.0 Points
Question 1 of 33
3.0 Points
What direction do the two strands of DNA run?
A. parallel
B. transversal 33.0
Points
hx
C. anti-parallel
D. perpendicular
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Question 2 of 33
3.0 Points
What is a DNA mutation?
A. a permanent change in the DNA sequence
,
B. a method to keep all individuals of a species the same
C. a mistake in the DNA sequence that can be fixed
D. a change to the RNA sequence of an individual
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Question 3 of 33
3.0 Points
Which statement best describes prokaryotic chromosomes?
A. Single-stranded, circular
B. Double-stranded, linear
C. Double-stranded, circular
D. Single-stranded, linear
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Question 4 of 33
3.0 Points
What are the three components needed for protein synthesis?
,
A. DNA, lysosome, exon
B. mRNA, tRNA, ribosome
C. mRNA, DNA, ribosome
D. DNA, nucleus, ribosome
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Question 5 of 33
3.0 Points
Which two parts of the nucleotide covalently bond to each other to form the
backbone of DNA?
A. sugar and nitrogen
B. sugar and phosphate
C. phosphate and nitrogen
D. phosphate and oxygen