Environmental factors change the amount of genetic variation in a population.
A reflex that requires a gamma motor neurons to set the length of the muscle is the patellar stretch reflex. The patellar stretch reflex, when they are stimulated, they can cause the muscle to contract. In this process, it can free up the upper motor neurons and other portions of the central nervous system,
A) A vaccine is developed that prevents individuals being infected
The correct answer to the question that is being presented above would be letter d. Both select for favorable traits in a species. The human's development of different dog breeds using the process of selective breeding is similar to evolution by natural selection through selecting for favorable traits in a species.<span>
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Answers
Some provide nutrients for each other
Explanation:
