Answer:Nucleotide
A nucleotide consists of a sugar molecule
Ice because it releaves the precer that the needle has put in it.
Reaction which breaks down complex molecules into simpler ones n release energy
Answer:
2. Alec Jeffreys
Explanation:
'DNA fingerprinting' or DNA typing (profiling) as it is now known, was first described in 1985 by an English geneticist named Alec Jeffreys. Dr. Jeffreys found that certain regions of DNA contained DNA sequences that were repeated over and over again next to each other.
