Why is water important for a cell? A) Water is the main ingredient in DNA
B) all proteins are made of water
C) most chemical reactions in cells require water

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled

Which best describes carbon dioxide’s path out of the body

Which set of terms best describes a community of miners who live out in the countryside of west virginia and use specialized geographical equipment to analyze the composition of rocks