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:
An engine
Explanation:
The engine is used to keep the car running, much like how our muscles keep us walking and moving around
When the arteries harden!
An infection is a disease caught by a person or people that could make someone or something sick. It can be cured or repelled with a special medication.
Deciding on a goal, the goal always comes first.