What portion of a pre-mRNA molecule may be cut to be discarded?
ans:- In eukaryote cells the primary transcript (pre-mRNA) is processed. One or more sequences (introns) are cut out.
Answer:
- There are three main steps to DNA replication: initiation, elongation, and termination.
- In order to fit within a cell's nucleus, DNA is packed into tightly coiled structures called chromatin, which loosens prior to replication, allowing the cell replication machinery to access the DNA strands.
Answer:
The rock must be eroded into sediment
Explanation:
In order to form sedimentary rock, the accumulated sediment must become compacted and cemented together.
Answer:
The Answer is Australopithecus afarensis
Explanation: