The inactive mRNAs that are stored in an egg prior to fertilization typically have ________.
A)lengthened 5' UTRs
B)lengthened poly(A)tails
C)shortened poly(A)tails
D)many lipids associated with them
E)shortened 5' UTRs

Question

Quizplus · Accepted Answer

Inactive mRNAs stored in an egg prior to fertilization typically have shortened poly(A) tails, which help regulate their stability and translation. Upon fertilization, these tails are lengthened, activating the mRNA for translation.

The Inactive MRNAs That Are Stored in an Egg Prior