The human body is organized into systems that carry out all functions by working together. which activity in the body most closely describes a relationship between the circulatory system and the digestive system? a. the kidneys remove harmful wastes from the blood. b. cells make antibodies in response to a virus. c. nutrients are absorbed into the bloodstream. d. red blood cells exchange carbon dioxide for oxygen.
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Biology, 22.06.2019 02:30, ElegantEmerald
How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?
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Biology, 22.06.2019 03:30, 001234567891011
Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent
Answers: 1
The human body is organized into systems that carry out all functions by working together. which act...
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