If a drug had the side effect of destroying dopamine-producing neurons, what effect would this have on a person?
What will be an ideal response?
The individual would probably start to show signs of Parkinson's disease. Signs include a shuffling walk, hunched posture, and possible involuntary shaking.
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Nearly all ecosystems receive a constant input of energy from which outside source?
a. bacteria b. biomass c. nutrients d. plants e. the sun
In rabbits, there are four alleles at the c locus
Arranged in dominance sequence they are:C (agouti), cch(chinchilla), ch(Himalayan), and c (albino) (a) Is it possible to cross two agouti rabbits and produce both chinchilla and Himalayan offspring? (b) Is it possible to cross two chinchillas and produce 1/2 chinchilla and 1/2 Himalayan? What will be an ideal response?
Which of the following was propagated and promoted for use by the Soil Conservation Service but is now listed as a Federal Noxious Weed?
A) purple loosestrife B) Australian paperbark tree C) kudzu D) evening primrose
The biosphere consists of many ________, each consisting of the organisms in a specific geographic area and their physical environment
Fill in the blank(s) with correct word