How are cells able to produce the proteins required by certain conditions?
A B C D
by synthesizing new genes by altering existing genes by expressing existing genes by mutating new genes
Question: How are cells able to produce the proteins required by certain conditions?
(A) by synthesizing new genes
(B) by altering existing genes
(C) by expressing existing genes
(D) by mutating new genes

Answer: (C) by expressing existing genes
Answer: (D) by mutating new genes
Question: How are cells able to produce the proteins required by certain conditions?
(A) by synthesizing new genes
(B) by altering existing genes
(C) by expressing existing genes
(D) by mutating new genes
Answer: (C) by expressing existing genes