Which of the following is a known limiting factor for good nutrition

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.

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?

Is dna the same in every cell in the human body explain your answer