Question

hormones are chemical messengers that are transported by the bloodstream and stimulate physiological responses in cells of another tissue or organ. true or false true false

Explanation:

Hormones are indeed chemical messengers. They are secreted by endocrine glands into the bloodstream. Once in the bloodstream, they travel to target cells in other tissues or organs and stimulate specific physiological responses. For example, insulin (a hormone) is secreted by the pancreas, enters the bloodstream, and then acts on cells (like liver and muscle cells) to regulate glucose uptake and metabolism.

Answer:

True