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b) Explain why a leaf cannot be tested for starch by adding iodi...
Biology, 18.02.2021 14:00 anonymous654
BIO
L
SITY LES
>
b) Explain why a leaf cannot be tested for starch by adding iodine solution directly.
Answers: 3
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Describe how a student should adjust the microscope to see the cells on a slide more clearly?
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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.
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Organelles found in plant cells that function through photosynthesis to produce glucose from carbon dioxide and water are called — question 21 options: chloroplasts guard cells photosynthons
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