How many electrons are in the nucleus of an atom with an atomic number of 16?
O None, Electrons are not in the nucleus
O 8
0 16
0 32

Wich organism obtains its energy from dead or decaying matter

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?

Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal responds by in order to its core temperature?