He is WRONG
Explanation:
Any atom at the ground state has its orbital levels fill from the bottom (close to the nucleus) – up. The inner orbitals are of lower energy state and fill first because the atoms ‘likes’ to exist in the low energy and more stable state. Only when the atom is in an excited state do some of the electrons in the lower orbital levels shift to higher unfilled orbitals.
In the case of a recessive genetic disorder, an individual must inherit two copies of the mutated allele in order for the disease to be present.
Answer: Density-dependent limiting factors
Answer:
BELIEVE IN UR SELF ALL THAT U ARE .
GOOD AFTERNOON
JUST STUDYING