Crick and his colleagues proposed that the genetic code consists of a series of blocks of information, called , each corresponding to one amino acid in an encoded protein.

Codons

Explanation:

They are the genetic code is the set of rules used by living cells to translate information encoded within genetic material into proteins

clumped distribution, because you'de have all of the population gathered in a relatively small are.

it's the most common because it provides protection and a mate for reproduction

example: humans, seeweed, cattles, etc.

i don't know. if i were you, i would search it up online : d