The demand for environmental scientists and hydrologists is expected to increase because of a

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?

All eukaryotic cells contain small bodies called