All living things are made of one or more cells. question 4 options: true false

Unsaturated fatty acids that have been changed to saturated fatty acids are called

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 macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes