4) In which cellular process is carbon dioxide used from the atmosphere?

The model illustrates a process by which a substance is taken up by a cell

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 element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen