<span>Histamine might be released for the blood vessels. This will cause them to constrict and stop the inflammation. When an allergen is taken in by the body, this causes the system to release the histamine as a way of helping those blood vessels dilate and lower a person's blood pressure.</span>
The cytoplasm in a single-celled organism and the circulatory system in a human both transport substances throughout the organism
Answer:
line graph
Explanation:
because a human body is straight up which is a line
<span>Connective tissue often consists of relatively few cells embedded in an extracellular matrix.</span>
