The answer is d. Just so you know
To perform a testcross, scientists cross an organism with an unknown genotype with a homozygous recessive organism.
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Answer:
Biogeographic isolation affects the changes in gene pools that result from which organisms are breeding -is how biogeographic isolation allows for the change of gene pools over ( time )
Explanation:
<span>it comes and goes through the madreporite - a small valve like structure</span>
Answer:
The question "What color is a great horned owl?" does not require the scientific method to be used for getting an answer hence, it is not a scientific question. This question does not require any hypothesis or any other method. It can easily be answered by just looking at the horned owl.
A scientific question has to be a question from which a hypothesis can be made. The hypothesis can be tested through experiments and observations. Results and conclusions from the experiments would result in answering that question.
