The desert and tundra are alike because they both have limited available water.
<span>The macrophage is the cell responsible for detecting, engulfing and destroying pathogens and apoptotic cells. These cells process and present antigens (foreign materials) to immunocompetent cells and thus they are the key mediators in the development of all immune reactions.</span>
Answer:
Dopamine
Explanation:
Dopamine is an inhibitory neurotransmitter involved in the pathology of schizophrenia.
There are three sources of genetic variation: mutation, gene flow, and sexual reproduction. A mutation is simply a change in the DNA.
Answer:
True
Explanation:
The formula for density is
p = m/v
density = mass ÷ volume