Answer:
B
Explanation:
Brain/nervous system in charge of everything
<span>Now that franks in my body, my non-specific immune responses will automatically target him. once my white blood cells notice him they'll begin their counterattack. the basophils in my bloodstream will release a chemical substance called histamine. Histamines cause inflammation and increased blood flow. This brings neutrophils and monocytes to the site. Neutrophils are attracted by inflammation and infection. Like basophils, they, too, contain granules filled with powerful chemicals that are released when they encounter foreign invaders. They can also gobble up these antigens and kill them before they enter the bloodstream.</span>
When Darwin returned to England aboard the HMS Beagle after his voyage to the Galapagos Islands, he used artificial selection to help gather data to justify his theory of evolution. After studying the finches on the islands, Darwin moved to raising birds, notably pigeons, back home to test his theories.
<h3>What, according to Darwin, is artificial selection?</h3>
Artificial selection is the discovery of desirable qualities in plants and animals by humans, as well as the procedures taken to improve and maintain such traits in future generations.
They may adjust an organism's properties by choosing which creatures were permitted to reproduce. . Darwin referred to this form of alteration in organisms as artificial selection.
Learn more about natural selection refer
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Answer:
Calcium is a chemical element with the symbol Ca and atomic number 20.
Explanation:
