The ancient geographic setting of a region is known as its

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 of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )

Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups