All food, but fruit is my favorite.
glucose entering a cell through proteins in the membrane requiring the use of ATP
No they cant be mechanical because then something would have to generate their rays through the inventing of a machine.
Answer: Similar in anatomy
Explanation:
Sharks are the top consumer in a food chain that begins with algae. Algae are producers that get their energy from the sun. Energy from the sun eventually is passed on to the shark through the food chain that begins with the algae.
Hope this helps!