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Question
Fatty acids are all EXCEPT:a. either saturated or unsaturated.
b. found seldom in free form.
c. mostly found with an even number of carbons.
d. found in linear, branched and cyclic forms.
e. all are true.
Answer
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Which of the following statements explains why the adenine analog, 2-aminopurine (2-AP), can cause mutations in DNA when it is inserted in place of a site normally occupied by A?
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Mutations in DNA may result from all of the following EXCEPT:
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b. physical insults on the cell, such as UV light.
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d. chemical mutagens.
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Q:
A transition mutation would be replacing A by:
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b. C.
c. U.
d. G.
e. either T or C