I'd say your answer is,
C. the attraction and bonding of ions with equal opposite charges.
There are exactly 24 chromosomes in a girl cell and 24 in a boy cell.
Answer: in order for a scientific investigation to be valid A hypothesis must be tested throughout a Scientific investigation that can gather evidence and support it.
Explanation: in any scientific investigation you have to have a testable hypothesis, without your hypothesis it’s not really a scientific investigation.
Hope this helped!
The answer is; E
With environmental changes, the carrying capacity can either increase or decrease. It is important to note that the carrying capacity is the number of individuals of a species that a habitat can sustain indefinitely. With favorable environmental conditions, the carrying capacity increases while unfavorable environmental conditions decrease the carrying capacity.