Multiple Choice
The fact that myotonic dystrophy worsens with each generation is due to
A) a second somatic point mutation.
B) an increasing number of repeated short DNA sequences.
C) a transposing tandem triplet repeat.
D) family members perceiving their symptoms as worse.
Correct Answer:
Verified
Correct Answer:
Verified
Q1: The parents-to-be were shocked when an ultrasound
Q2: The spontaneous mutation rate for autosomal genes
Q3: A point mutation alters<br>A)a single base.<br>B)a chromosome
Q4: Different disease phenotypes caused by mutations in
Q5: Estimates of spontaneous mutation rates are made
Q7: Allelic disorders may result from mutations in
Q8: A researcher might use site-directed mutagenesis because<br>A)spontaneous
Q9: A source of gamma radiation is<br>A)plutonium and
Q10: Fragile X syndrome is caused by a(n)<br>A)deletion.<br>B)translocation.<br>C)expanding
Q11: A tautomer is<br>A)a mutagen.<br>B)an RNA base.<br>C)an alternate