Answer:
DNA consists of molecules called nucleotides. Each nucleotide comprises a group of phosphates, a group of sugars and a base of nitrogen. The four forms of nitrogen bases are adenine (A), thymine (T), guanine (G) and cytosine (C). The sequence of these bases defines the DNA instructions or genetic code.
I. Lowering the temperature would decrease the rate of the reaction.
A control group is the group in an experiment that does not receive any sort of change, to then be compared to the other treated objects at the end of the study.
I believe there would still be 3 protons in Lithium-8 because its usually the neutrons that are affected.
