Nerve cells, Blood cells, Reproductive cells, Skin cells
Answer:
C. Protein
Explanation:
Proteins contain C, H, O, and N.
Most notably, they contain an R group (aka a side chain), which is different for each for amino acid. The R group is symbolized by the letter R in the image.
Well, there's producers and consumers. There is also one provider that is the main source of energy for all living things which is the sun. The sun provides sunlight for the producers to make their own food through photosynthesis then consumers come and eat the producers(plants) and that gives them energy. And then predators come and eat that animal and that provides their energy.
Answer:
mol
Explanation:
The mole, symbol mol, is the SI unit of amount of substance
i think i already answered but i need points lol
there is a zero percent chance do to the sterilization and cleaning of all equipment as well as it being illegal to reuse needles in hospitals