Biology, 12.07.2019 21:30 ParallelUniverse
Low genetic diversity a population evolve can result in extinction is not a problem with modern-day organisims is the main cause of mass extinctions
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Biology, 22.06.2019 03:00
Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.
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Biology, 22.06.2019 06:00
In the practice of science, this type of reasoning is used to develop explanations.
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Biology, 22.06.2019 13:20
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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Biology, 22.06.2019 14:00
The (blank) states that all loving things are made of cells.
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Low genetic diversity a population evolve can result in extinction is not a problem with modern-da...
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