What other organs or body systems incorporate valves how are they used?

What occurs to the cell during mitosis

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.

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided