Answer:
cell membrane and cytoplasm
Explanation:
hope this helps luvvv :)
I can't see the well but chemical changes happen when a substance combines with another to form a new substance. These processes are called chemical reactions and are not reversible except if you do more chemical reactions... So the well that is changing it's state of matter should be the one undergoing a chemical change. For, example boiling or freezing
What's the options they gave you to chose from?
In the central nervous system, the three outer membranes (the meninges) that envelop the brain and spinal cord are composed of connective tissue. They support and protect the body. All connective tissue consists of three main components: fibers (elastic and collagenous fibers), ground substance and cells.
A,B AND D are definantly wrong because food and diesease are differences. I belive C is your answer.
