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Animation Quiz 3 - Mutation by Base Substitution
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Review the animation and answer the questions that follow to test your understanding.

1
After a tautomeric shift in adenine
A)adenine bonds with thymine
B)adenine bonds with urasil
C)adenine bonds with cytosine
D)adenine is unable to bond with any molecule
2
A mutation that causes a change in a single nucleotide in DNA
A)will have no effect on the resulting protein
B)changes the corresponding nucleotide in mRNA, resulting in a different codon
C)causes the codon to be correct, but the anticodon to be incorrect
D)causes protein synthesis to stop
3
In a tautomeric shift
A)it is always adenine that is changed
B)final bonding of nucleotides remains unchanged
C)adenine is changed so it can no longer form base pairs
D)hydrogen atoms move to form a base with altered hydrogen properties
E)carbon atoms move to form a base with altered properties
4
A mutation that changes a single nucleotide can result in a different amino acid being added into a protein.
A)True
B)False
5
DNA mutations are passed on to a cell’s progeny.
A)True
B)False







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