I believe it's the theory that cells are the building blocks of life and without cells, there would be no life at all. Its also stated cells come from pre-existing cells and each organism has either one or more.
Answer:
C. The drum will work on Earth and in outer space. The drum will not work under the water.
4. Gene Pool is not a mechanism, thus your answer!
Answer: it could mean you are nervous people often refer butterflies to a nervous jittery feeling in their stomach or it could mean your pretty or when people call other people names and things like that then you could say im just a catterpillar now but im gonna transform into a beautiful butterfly soon id.k im not really sure
