7. Which of the following is not an example of an abiotic factor? O Water
O Soil
O Disease
O Air
Please help

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Why is it important that fibrin is insoluble in water?

Explain why ecosystem diversity results in species diversity in a healthy biosphere