You are studying a eukaryotic gene whose initial transcript is 1500 nucleotides in length. the mature mrna derived from the gene is 1200 nucleotides in length. what is the most probable reason for the discrepancy?
a) a mutation that results in a shorter product
b) a mutation that results in a shorter product or mrna breakage could have occurred.
c) mrna breakage
d) removal of exons
e) removal of introns