Which best describes how scientists found the human gene that makes insulin?
O A. They figured out the DNA sequence from the amino acid
sequence.
OB. They mixed the amino acids in insulin with the mRNA in the liver.
C. They used bacteria that naturally produced insulin to locate the
gene.
O D. They figured out the amino acid sequence from the mRNA
sequence.

dna damages cause changes in the structure of the genetic material and prevents the replication mechanism from functioning and performing properly. dna damage and mutation have different biological consequences. while most dna damages can undergo dna repair, such repair is not 100% efficient.

bc blah

explanation:

bc blah

the answer is d.) homologous; have mammary glands

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.