Answer:
A. RNA
Explanation:
Genes go from DNA to (m)RNA via transcription. Then, RNA is converted to protein via translation. For eg, the insulin hormone is a peptide hormine (peptide is basically protein) which comes from insulin mRNA which was the result of transcription of insulin gene in beta islet cells of pancreas.
Answer:
it is the average period of time a person can expect to live.
Explanation:
C.higher rates of bronchitis and asthma
I'm pretty sure the answer is D. bile.
