Duplications are repeated segments of genetic materials that result from unequal crossing over during meiosis or through a replication error prior to meiosis. They usually occur when homologous pairs do not line up correctly or in chromosomes with a lot of repeat sequences. Duplication of a segment of a chromosome would result in Genetic variability during evolution due to gene duplication.
Answer:
"pumps blood against a greater resistance" that the answers. hope this helped
Prostaglandin is released in response to to a bee sting or pollen.
<h3>What is an allergic response?</h3>
An allergic response is a series of reactions induced by the immune system of the body due to the presence of a foreign substance known as an allergen.
A bee sting or pollen can be recognized as allergen and results in the release of prostaglandins by mast cells.
In conclusion, prostaglandins are produced in response to allergens.
Learn more about prostaglandins at: brainly.com/question/8213520
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Answer:
Cells are the basic units of structure and make up tissues.
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