An <u><em>antidepressant</em></u> such as Prozac mimics the effects of the nurotransmitter serotonin, whereas a <em><u>dopamine antagonist</u></em> include antipsychotic drugs that block the action of theneurotransmitter dopamine.
A population is the population in a community
A community contains a population
Have a Brainly Day!
Answer: C
Explanation: You can tell when the % of corn increases so does the weight gain.
Answer:
The presence of an additional chromosome
Explanation:
Look at "pair" 21. See how there are THREE chromosomes instead of TWO? Normally, there would only be two chromosomes in each pair but this karyotype shows a trisomy (see def. below) of the 21st pair. This was caused by a nondisjunction mutation of the 21st pair. The is also the karyotype of a person with Down's Syndrome.
Definition of Trisomy:
A condition of the presence of three chromosomes in a pair instead of two. This normally causes developmental irregularity.