The nervous system<span> regulates the speed at which food moves through the </span>digestive <span>tract</span>
Enzyme responsible for removing acetyl groups<span>histone deacetylase</span>
Answer:
Oxygen burns the food within their bodies and releases energy for various activities and thus it helps animal to be alive. to use it in respiration. Animals need oxygen (O) to survive. In fact, all organisms need oxygen to complete the process to burning glucose for fuel.
Explanation:
Restriction endonucleases cut DNA at specific sites, known as recognition sites, to produces DNA fragments useful for cloning. Restriction enzymes or restriction endonucleases are DNA cutting enzymes found in bacteria. Each restriction enzyme recognizes one or a few restriction sites. When it finds its target sequence, it makes a double stranded cut in the DNA molecule.
Answer:
control what goes in and out of the cell
