The inactive mRNAs that are stored in an egg prior to fertilization typically have ________.
A)lenghtened 5' UTRs
B)lenghtened 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 helps to prevent their translation. This is important because the initial stages of development are driven by maternal mRNA and protein stores, and translation of inactive mRNAs at the wrong time could disrupt this process.

The Inactive MRNAs That Are Stored in an Egg Prior