Organisms that produce their own organic molecules for energy and nutrition using energy from light or from inorganic chemical sources.
a: heterotrophs
b: autotrophs
c: decomposers

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.

You are observing different types of cells in your science lab. one cell has many chloroplasts. what is the most likely function of this cell? a. energy production b. photosynthesis c. reproduction d. digestion

Veronica and her little sister, monique, are playing on a seesaw. if veronica weighs 75 pounds, and monique weighs 60 pounds, which statement is true?