Biology, 05.01.2020 19:31, adelheidclees
The system uses antibodies, proteins, and specialized cells, such as t-cells, to defend the body from microorganisms that cause disease.
a. immune
b. digestive
c. circulatory
Answers: 3
Biology, 21.06.2019 20:10, wafflewarriormg
4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.
Answers: 1
Biology, 22.06.2019 13:20, abolton04
Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.
Answers: 1
Biology, 22.06.2019 20:40, floreschachi8230
Lumps of iron and manganese ore called can be harvested from the seafloor near underwater volcanoes.
Answers: 1
The system uses antibodies, proteins, and specialized cells, such as t-cells, to defend the body fr...
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