This substance makes up the majority of your cells, and is necessary for them to carry out most of their chemical reactions. what is it?
a) carbon
b) oxygen
c) sugar
d) water

The answer is C. Sugar, because cells use sugar as energy to function

U. life is what you go through to become a better person. it makes you stronger, wiser, and more creative. it can be hard but its ok. because i believe everyone was put here for a reason. whether or not you know that reason you should always look towards the future and trust in god for a better tomorrow.be safe and blessed

Air enters through the nose (and sometimes the mouth), moves through the nasal cavity, the  pharynx, the  larynx, enters the  trachea, moves through the  bronchi  andbronchioles  till the alveoli.