DNA Mutations — Unit test Answers
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21
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Which statement is scientifically based?
A
Mutations rarely occur.B
All mutations are harmful.C
Some mutations can be contagious, like infections.D
Mutations are not passed from parent to offspring.22
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Which flowchart correctly lists the structures in order from smallest to largest?
A
gene DNA chromosome nucleus
B
gene chromosome DNA nucleus
C
DNA gene chromosome nucleus
D
DNA chromosome gene nucleus
23
Which discovery is attributed to Phoebus Levene?
A
extraction and observation of DNAB
identification of ribose and deoxyriboseC
recognition of RNA as DNA’s messengerD
construction of an accurate DNA modelDid you find these answers helpful?
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