Yes it is true because that person is improving themselves
To be honest, I don't really understand what your talking about, but I think the answer is cell respiration.
B. Building blocks
This is most likely to be the answer
I'd say probably C
Hope this helps!
Answer: CENTRAL ZONE
Explanation: when the doctor performs a digital rectal exam it is back surface of the gland he is feeling. This is important because about %70-80 of prostate cancer originate in the peripheral.