Answer:
I think the answers D. Hope this helps you.
Explanation:
When you get injured or hurt it affects the nervous system and let’s it react by the severity.
hooc are carboxyl groups
your r or amino groups are those unique structures which have different atoms in them. your nh2 groups are your hydrogen atoms
To determine strength of attractive forces between the molecules the size of the molecules, their polarity (dipole moment), and their shape. ... If two molecules have about the same size and similar shape, the dipole-dipole intermolecular attractive force increases with increasing polarity.
A Product is a new substance formed in a chemical reaction
