Stimulation of the neurons in the "pleasure pathway" (the site in the brain that seems to be involved inthe experience of pleasure) probably causes the "high" associated with cocaine use.

Groups of organisms with low biotic potential, such as gray whales, that produce at most one offspring every other year a) are r-selected b) are k-selected c) are not subject to density-dependent limiting factors d) show the initial stages of the extinction process e) have escaped from the processes of natural selection and adaptation

Leila has dimples because she received a gene copy from her father that coded for dimples. this means that dimples are an example of a trait that is

How are fungi more like an animal? they have a cell wall. they are heterotrophs that absorb their food. they produce seeds and have membrane-bound nucleus. they use sunlight for photosynthesis.