I NEED HELP ON THE LEVEL 3: MUTATIONS ( THE SECOND BOX ONLY!) AND YES IVE TRIED LOOKING UP MEIOSIS AND I DON’T SEE ANY! PLEASE HELP! ONLY THE SECOND BOX OF LEVEL 3: MUTATIONS!

Are salt and soap nutrients or toxins for yeast? explain.

The earth consists of a variety of different organisms. despite their diversity, however, some similarities on the structural and metabolic levels may be seen. these similarities can be attributed to a. similarities among organisms in their proteins and nucleic acids. b. the ability of organisms to readily adapt to sudden environmental changes. c. similarities in organisms' habitats and niches. d. the ability of all organisms to interbreed and produce new species.

Which statement is true for bacteria a. bacteria have complex internal structures b. all bacteria are spiral in shape c. all bacteria cause disease in animals d. bacteria break down some foods