How is a loss of biodiversity most likely to affect an ecosystem? a. by eliminating natural systems that clean air and water b. by causing new sources of medicines ti be gained c. bu increasing its genetic diversity d. by increasing its reliance to chance

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

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.

The diagram shows a chicken embryo and a human embryo