Which of the following substances is used by plants as a reactant in photosynthesis?

A. carbon dioxide

B. glucose

C. oxygen

D. pyruvic acid

The male gametophyte develops inside the ovule; the female gametophyte develops inside the pollen grain. A. true B. False

Does chicken float when it's done boiling

How could you increase the air pressure inside a bag containing a group of air molecules?

Witch flying on a fungi consist of decomposers that utilize flagellated spores

What instruction format would you most likely use to write a business letter

What would occur in the body's muscles if there was a drastic decrease in calcium production?

Which is not a step in most scientific investigations? collecting data through observation and measurement observing and experimenting to test a hypothesis proving a theory and writing a new scientific law developing a hypothesis to explain

What makes up a biological community?

Which of these describes the Earth's outer core? A: Hot Solid B: Cold Liquid C: Cold Liquid D: Hot Liquid

If ice we're, like most other substances, more dense than it's liquid form, what would this mean for bodies of water that freeze in the winter? What would happen to the organisms that live in them?