Answer:
my best guess would be d. genetic
Explanation:
because genetic diversity measures genetic variation within species.
The gap junction includes "micro tunnels" that are formed between two This junction it is an<span> intercellular connection that allows communication between cells and </span><span>exchange of ions, second messengers, and small metabolites between adjacent cells</span>
The micro tunnels are regulated gates through which this molecules pass.
<h2>C. A predatory fish is introduced into a lake, resulting in a dramatic decrease in the populations of smaller fish.</h2>
Buildup of organisms means that the species number is pretty high.
Gradual change means that it was a slow, calm time to make the change.
I hope this helps!!