Why is fiber necessary in a persons diet?

Environmental impacts on evolution : mastery test

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.

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?