Question: 1. Heterochronic genes regulate the timing of developmental events a) True b) False 2. The miRNA …

1. Heterochronic genes regulate the timing of developmental
events

a) True

b) False

2. The miRNA strand that is preferentially incorporated into the
RISC is?

a) guide strand

b) passenger strand

c) dicer strand

d) drosha strand

3. The temporal decrease in lin-4 protein requires the lin-14
trans-acting factor and lin-4 5’UTR

a) True

b) False

4. Myc needs to form a heterodimer with Mad to activate
transcription and promote proliferation

a) True

b) False

5. Mutations in heterochronic genes that cause precocious
development are characterized by?

a) Early developmental programs repeated during late stages of
development

b) The complete elimination of early developmental programs

c) Late developmental programs continuously repeated in the
adult worm

d) Late developmental programs expressed during early stages of
development