Answer:
Thyroxine is a hormone the thyroid gland secretes into the bloodstream. Once in the bloodstream, thyroxine travels to the organs, like the liver and kidneys.
Explanation:
Answer:
The answer is light for the plants but they dont eat they make there own energy
Explanation:
The answer is C. Cell wall is directly outside of the cell membrane.
Cell walls allow substances to pass through regularly but transport in and out of the cell is still regulated by the cell's membrane.
<span>An organism of the Kingdom Protista could be organisms that are eukaryotic. Though they are such, some organisms that belong in this kingdom can't be classified as a plant, animal or fungus. Organisms like algae and kelp which belong in this kingdom are multicellular and they are able to provide for themselves food, shelter, and oxygen in underwater environments.</span>