Answer:
(4a) yes
Explanation:
because without cell wall it blood can not
circulate well
When ATP is changed to ADP, it releases energy.
The conductor is similar to the nucleus of the cell. Like how the conductor controls the train, the nucleus controls and regulates cell activity.
Temporary union for the exchange of genetic material between two bacteria or unicellular organisms.
So, your answer is: C. Uniting and exchanging genetic material.