A population would be an organism (the same species) living in an area
Yes, but it's not technically sperm yet.
Answer:
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Explanation:
Answer: DNA changes in one particular gene
Explanation:
Single gene disorders are caused by DNA changes in one particular gene, and often have predictable inheritance patterns. Over 10,000 human disorders are caused by a change, known as a mutation, in a single gene. These are known as single gene disorders.