Answer:
Proteins are broken down by the enzymes pepsin and peptidase, and by hydrochloric acid. Lipids are broken down by lipases.
Answer:
Matution include changes as small as the substitution of a single DNA building block, nucleotide base, with another nucleotide base.... Other matutions result in abnormal protein product.
Scientists did not know how traits were inherited.
Only one parent is needed for reproduction.
Hope I helped!
