Complete the sentence using one of the following words:
toxins, waste or food.
Working together, organ systems eliminate bodily
and provide required substances to all cells in the body.

Where is energy trapped inside the organelle chlorophyll

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

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment