Multiple Choice
A mutation that changes the orientation of a segment of DNA is called aan) ـــــــــــــــــــــــ.
A) inversion
B) tranversion
C) reversion
D) frameshift
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Aـــــــــــــــــــــــ mutation has no effect on phenotype.<br>A)frameshift<br>B)deletion<br>C)silent<br>D)nonsense
Q2: Mutations occur more frequently in hotspots.
Q3: When second site mutations change the mutant
Q4: Terotogenic agentsــــــــــــــــــــ .<br>A)generate reversions<br>B)always causes mutations<br>C)are always
Q5: In some repair mechanisms,the parental DNA strand
Q6: Which of the following is notorious for
Q7: Spontaneous mutations occurــــــــــــــــــــــــ .<br>A)from errors in replication<br>B)when
Q9: Nonsense mutations occur whenـــــــــــــــــ is introduced into
Q10: DNA polymerases often proofread their recently inserted
Q11: A ــــــــــــــــــــــmutation changes the coding sequence of