What are the 3 parts of the Cell Theory? (Select ALL that apply.) All living things are made of cells.
Cells are microscopic.
News cells come from old cells.
Cells are the basic building blocks of life.

b. the carbon cycle ensures living things have a source of hydrogen

you should wear a lead protective shield when having teeth x-rays

hope i

-lavira : )

segmented body, an exoskeleton made from chitin, and joint appendages.