There are many different factors, but some are: the amount of natural resources (food, water, etc.), amount of predator/prey, and availability of shelter.
A is or c is the correct answer
<span>c. only the fittest of sperm and egg combinations will survive.
</span>As opposed to external fertilization, internal fertilization ensures that
NOT:
a. the number of sperm and eggs produced will be equal.
b. all of the sperm will fertilize eggs.
d. sperm will be protected until they can unite with the eggs.
<span>e. sperm and egg will be released simultaneously.</span>
B) glucose (get it glycolysis?) it starts with glucose and ends with 2 pyruvic acids
