Determine whether each term or phrase describes ligand-gated ion channels, voltage-gated ion channels, or both. move each term to the appropriate bin. note: a single red x indicates that one or more of the phrases is placed incorrectly.

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules