Biology, 01.07.2019 16:00 caseypearson377
Someone gabriela is sick with a bad cold. her immune system is defending her body against the invading virus. the first line of defense is cells called macrophages, which attack viral particles. the cells eliminate viral particles in a process called endocytosis. arrange the in the correct order steps of endocytosis. 1 cell recognizes the viral particle as foreign material and binds to it using receptors on the cell membrane. 2 digestive enzymes inside the vesicle destroy the virus particle. 3 the cell membrane folds to surround the virus particle. 4 the folded cell membrane pinches off to form a vesicle around the virus particle which is now inside the cell.
Answers: 1
Biology, 22.06.2019 05:30
The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.
Answers: 3
Biology, 22.06.2019 07:20
What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures
Answers: 2
Biology, 22.06.2019 09:30
During binary fission, what events must occur before the cell splits into two new cells?
Answers: 2
Biology, 22.06.2019 12:10
What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.
Answers: 2
Someone gabriela is sick with a bad cold. her immune system is defending her body against the inva...
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