Biology, 22.11.2019 06:31 smartperraorwhateva
Amutant bacterial cell has a defective aminoacyl-trna synthetase that attaches a lysine to trnas with the anticodon aaa instead of the normal phenylalanine. the consequence of this for the cell will be that
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Biology, 21.06.2019 23:00
Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.
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Biology, 22.06.2019 01:00
The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity
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Biology, 22.06.2019 01:00
What element does susan b. anthony include in this passage to strengthen her argument?
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Biology, 22.06.2019 01:30
Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.
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Amutant bacterial cell has a defective aminoacyl-trna synthetase that attaches a lysine to trnas wit...
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