Match the following parts of the brain with their functions. 1. cerebrum responsible for muscle coordination and balance 2. cerebellum responsible for speech, emotion, and memory 3. brain stem responsible for involuntary muscles like the heart

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.

Why are common names a problem for scientist?

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above