Threatened is the definition used when describing a species at risk of extinction
<span>d. only the fittest of sperm and egg combinations will survive.
Others are external fertilization:
</span>a. all of the sperm will fertilize eggs.
b. sperm and egg will be released simultaneously.
c. the number of sperm and eggs produced will be equal.
<span>e. sperm will be protected until they can unite with the eggs.</span><span>
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The answer to your question is c because ecology is in fact the study of ecosystems; how organisms interact with their surroundings
D - The organisms on the island are slightly different than those on the mainland.
The reason why this is the correct answer is because each successive generation on the mainland as well as the island both develop and continue adapting to their specific ecological niche and environment. They are, howerer, both still part of the same species.
Answer: <u>Human intellect</u>
Explanation:
Adaptability refers to one's ability to readily react to changes in one's environment. Humans easily adapt to changes and even modify or change our environment to solve obstacles or issues. This is integral to human intellect or intelligence -we are highly adaptive, capable of execution and organizing complex tasks.