Answer:
It’s an acid with a pH of 1 to 2, but it’s usually around 1
Explanation:
Through my research I found questions similar to this and it appears you forgot to add ''from the external environment and transforming those energies into neural energy'' after stimulus energies, and if that's correct than the answer would be FALSE because that's not true.
It pushes its stomach outside its body.
the 2o amino acids vary structure by the r-group , otherwise all amino acids are in the same structure, all amino acids have carboxyl group , amino group and a r-group and a hydrogen which are all bonded to a central carbon,
Nonpolar and small polar moleculescan pass through the cell membrane, so they diffuse across it in response to concentration gradients. Carbon dioxide and oxygen are two molecules that undergo this simple diffusion through the membrane. The simple diffusion of water is known as osmosis.
