To be honest, I don't really understand what your talking about, but I think the answer is cell respiration.
I think it is c or build muscle strength
Answer:
retrovirus
Explanation:
a retrovirus inserts RNA to produce the viruses DNA in the hosts cells
this is why mothers can pass HIV and other retroviruses through pregnancy or breastfeeding
Muscular endurance analyses include energy to some extent. If you have very weak top figure tissues, you’re going to have a tough period exerting yourself up. Hence you may only be ready to do a couple of push ups before everything crumbles out.
To improve muscular endurance you must repeatedly work and contract the muscle groups you aim to develop. Circuit training involves body weight exercise such as sit-ups, press-ups, and squat thrusts.
Answer: They just want to make sure you know what you want to do and that you'll be stable, all parents worry about that
Explanation: