Answer:
Genetic diversity has decreased due to inbreeding due to dwindling population size.
<span>Because of semi-conservative replication in DNA synthesis, One of the strands of the new DNA molecule is original and one of the strands of the molecule is composed of new nucleic acids.</span>
Answer: <em>Lack of clean water</em>
Explanation: An environmental factor that no one else can control is water, water may be contaminated due to the environment itself.
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