DNA methylation is a process by which methyl groups are added to the DNA molecule. Methylation can change the activity of a DNA segment without changing the sequence. When located in a gene promoter, DNA methylation typically acts to repress gene transcription.
Answer:
C
Explanation:
I think ATP is energy and the cells get that after cell respiration. And we breathe out Carbon dioxide
The digestive system is greatly affected by the irritation in the small intestine that occurs because of gallbladder disease.
They form a <span> disaccharide</span>
