Calvin cycle is responsible.
The correct answer is c. Genetic Variation. Bacteria are very numerous, ad random mutation of bacterial DNA generates a wide variety of change, including resistance.
Answer: structural, physiological and behavioral adaptations. Most organisms have combinations of all these types.
Explanation:
SSRI stands for S<span>elective Serotonin Reuptake Inhibitor and it is a type of antidepressant medication. These medications are used to treat depression, and have fewer side effects than other medications.
</span><span>These group of drugs works primarily by interfering with the reabsorption of serotonin in the brain. Serotonin is linked to happiness and good feeling, so i</span><span>ncreased serotonin can help relieve depression. </span>
The skin, mucous membranes, and endothelia throughout the body serve as physical barriers that prevent microbes from reaching potential sites of infection. Tight cell junctions in these tissues prevent microbes from passing through.