Answer:
The answer is B
Explanation:
Its B because the definition of species is "a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding."
Reproduction is not necessary but is essential in keeping the generations of species going.<span />
The answer is C the main function of the kidneys is <span>filtering wastes from the blood</span>
Prokaryotic cells are simple, ancient cells without a nucleus. Eukaryotic cells are more complex and have a nucleus.