When does spontaneous mutation occur? A. a DNA base is an unstable tautomeric form as the replication fork arrives and a mismatched base is inserted B. thymine temporarily becomes uracil C. the sugars and phosphates in the DNA double helix exchange places D. a person smokes cigarettes or is exposed to a teratogen
When does spontaneous mutation occur? A. a DNA base is an unstable tautomeric form as the replication fork arrives and a mismatched base is inserted B. thymine temporarily becomes uracil C. the sugars and phosphates in the DNA double helix exchange places D. a person smokes cigarettes or is exposed to a teratogen
Chapter8: Dna Structure And Function
Section: Chapter Questions
Problem 9SA: Energy that drives the attachment of a nucleotide to the end of a growing strand of DNA comes from...
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- When does spontaneous mutation occur?
A. a DNA base is an unstable tautomeric form as the replication fork arrives and a mismatched base is inserted
B. thymine temporarily becomes uracil
C. the sugars and phosphates in the DNA double helix exchange places
D. a person smokes cigarettes or is exposed to a teratogen
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