I believe the answer is c
Explanation:
exons.
exons are the uncoding part of RNA which is removed to form mature RNA.
Answer:
Movement in narrow zones along plate boundaries causes most earthquakes. Most seismic activity occurs at three types of plate boundaries—divergent, convergent, and transform. As the plates move past each other, they sometimes get caught and pressure builds up.
Answer:
a. the RNA polymerase undergoes abortive initiation prior to promoter clearance
Explanation:
In eukaryotes the 3' end of the mRNA is polyadenylated to protect the mRNA from degradation.
In eukaryotes, a modified guanine cap is added to the 5' end of the mRNAd to protects the transcript from being broken down.
Most bacterial RNA transcripts do not undergo splicing.
The nucleosome is the basic unit of chromatin repeat in eukaryotes.
Because hormones secreted by endocrine glands regulate the activity of body cells ..the release of body hormones into the blood is controlled by a stimulus either causes an increase or a decrease in the amount of hormone secreted .