Protons and Neutrons affect the mass. Protons and Electrons change the charge of the atom (positively or negatively charged). Valence electrons are the ones that do fun stuff in chemical reactions, they are responsible for making/breaking bonds, at least to my understanding.
Hope this helps.
He should raise his hand and wait for a teacher
Answer:
Heredity is a process from which traits are transferred from parents to offspring and it is related to genetics because trades are controlled by genes known as genetic code which code the traits.
Explanation:
The answer would be D, Schwann cells, because they are a part of the myelin sheath (which covers the neurons). c:
Answer:
C)fewer trees are cut down
Explanation:
The cloth is not made of trees while the paper bags are