Answer:
Mutations
Explanation:
A gene mutation is a permanent change in the DNA sequence of a gene. Mutations can occur in a single base pair or in a large segment of a chromosome and even span multiple genes. Mutations can result from endogenous (occurring during DNA replication) or exogenous (environmental) factors.
Antidepressants, therapy, and self help.
Lactose glucose molecules joined together form
Have as much cereal and bread as you want because you are beautiful
