I think the correct answer from the choices listed above is option D. Simple diffusion is the cell transport that allows small molecules to move from an area of higher concentration to an area of lower concentration without energy being <span>required from the cell.</span>
The overall charge of an atom is neutral because it has the same amount of protons and neutrons. They are positive and negative so they cancel each other out.
Answer:
Glucose, Carbs, Starch, short-term energy for living things
Amino acids, protein, enzymes proteins, Speeds up chemical reaction
Nucleotide, Nucleic Acid, DNA, Store and transmit genetic information
Explanation:
That should be right I'm pretty sure
