Answer:
The pre-mRNA molecules undergo three main modifications. These modifications are 5' capping 3' polyadenylation and RNA splicing which occur in the nucleus before RNA is translated.
Explanation:
The relationship between chromosomes, genes and alleles is D. A specific part of the chromosome is a gene, and the alleles are different variations of the genes.
Answer:
Classification is important because: It makes the study of such a wide variety of organisms easy. To understand and study the features, similarities and differences between different living organisms and how they are grouped under different categories. It helps to know the origin and evolution of organisms.
Explanation:
hope this helps let me know if I’m correct or not
C. the answer is c. i just took this test on keystone (i think this is keystone question. right?0
Answer: Oligodendrocytes
Explanation: Oligodendrocytes form the myelin sheath around axons in the central nervous system.
