Answer:
mutation
Explanation:
A mutation is a change that occurs in copying a DNA sequence where the order of the proteins could be altered.
The term for the type of key that biologists used in separating<span> groups of organisms that are based on couplets is called taxonomic key. This key is very useful in the identification and classification of a </span>specific organism and it usually has an analytical characteristic.<span> </span>
c proteins .. most used cuz it provides energy and builds muscle
