Which is the best description of a molecule? a. a molecule of an element is composed of at least two types of atoms. b. a molecule of a compound is composed of only one type of atom. c. a molecule of a compound is composed of at least two types of atoms. d. a molecule of an element is composed of exactly two types of atoms.

Which plant has a visible leaf modification that will it conserve water in extremely dry environments?

4. rat liver is able to metabolize glucose by both the glycolytic and the pentose phosphate pathway. which of the following are properties of both the glycolytic and pentose phosphate pathway? a. nad+ is involved b. co2 is liberated c. phosphate esters are intermediates d. glyceraldehyde 3-phosphate is an intermediate e. fructose 6-phosphate is an intermediate4. rat liver is able to metabolize glucose by both the glycolytic and the pentose phosphate pathway. which of the following are properties of both the glycolytic and pentose phosphate pathway? a. nad+ is involved b. co2 is liberated c. phosphate esters are intermediates d. glyceraldehyde 3-phosphate is an intermediate e. fructose 6-phosphate is an intermediate

What is the similarities and differences between bacteria and eukaryote?