Answer:
I'll give you 8 instead :)
Growth and Maintenance. Share on Pinterest.
Causes Biochemical Reactions.
Acts as a Messenger.
Provides Structure.
Maintains Proper pH.
Balances Fluids.
Bolsters Immune Health.
Transports and Stores Nutrients.
Answer:
I don't know the exact word they want, but organisms use energy for motion and any activity they perform regularly. (eg: hunting, climbing, digging, etc.)
Answer:
Functions of epithelial cells include secretion, selective absorption, protection, transcellular transport, and sensing. Epithelial layers contain no blood vessels, so they must receive nourishment via diffusion of substances from the underlying connective tissue, through the basement membrane
If spiders evolved first, six legs is the derived trait