Answer:
A
Explanation:
A because the introns are edited then linked together by nucleotides
In geology, a graded bed is one characterized by a systematic change in grain or clast size from one side of the bed to the other. Most commonly this takes the form of normal grading, with coarser sediments at the base, which grade upward into progressively finer onesI just learned about this in our rocks and minerals unit for science,
Answer:
both options 4 and 3 is the answer..
Carbon is transfered by plants and animals.