Biology Chepter 2
Home > Preview
The flashcards below were created by user
on FreezingBlue Flashcards.
anything that takes up space
- sustance that cannot be broken down into other
consisting of two or more different elements in a fixed ratio- characteristics different than the indivigual element
- things that an organism needs to live healthfuly and to reproduce- oxygen, carbon,
- hydrogen, nitrogen ect.
elements only needed in minute quantities
number of protons
What would you like to do?
Home > Flashcards > Print Preview