The asphalt in the la brea tar pits is composed of hydrocarbons, but is not considered a fossil fuel, true or false ?

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.

Describe how alleles and genes are related

How can an organ, such as the lungs, work for multiple body systems?