What two structures are involed in energy production on the cellular level

Which kind of aquatic ecosystem does the photograph most likely show? a. marsh b. swamp c. lake d. river

Which units ate used to measure both velocity and speed? check all that apply

Will mark brainliest. (20 points) many have pigments structures known as eyespots that detect direction of light. a. b. archaebacteria c. protists d. none of the above