Biology, 31.05.2020 23:57, juliaduenkelsbu
A human body cell is invaded by a new virus that the body has never encountered before. The cell displays the virus's antigens on the cell's membrane. Which of the following best describes what happens next in the body's cell-mediated immune response sequence?
Phagocytes recognize the antigen markings on the infected cell and insert antibodies to destroy the cell.
Memory T cells quickly respond to the virus antigens on the cell by producing cytotoxic T cells.
B lymphocytes insert into the infected cell and use antibodies to attack and destroy the virus.
Helper T cells detect the virus antigens on the infected cell and activate cytotoxic T cells.
Answers: 1
Biology, 22.06.2019 01:00, stodd9503
If water were a non polar molecule, how would its properties be different ? a.) water would be a much lighter molecule b.) water would be able to climb up inside plants c.)water would not be able to form hydrogen bonds d.) water would stick together much more strongly
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Biology, 22.06.2019 09:20, milhai0627a
Which type of respiration takes place when there is no oxygen present? a. anaerobic b. mitochondrial c. cellular d. aerobica. anaerobic
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Biology, 22.06.2019 17:30, TanelleK9546
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