Biology, 18.07.2019 18:30 zeinabelsiblini
Cytotoxic t cells recognize and kill host cells infected by viruses. they recognize these cells by the foreign antigen displayed on the host cell's:
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Biology, 22.06.2019 00:00
Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy
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Biology, 22.06.2019 08:00
What advantages does a pedigree have over a written passage?
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Biology, 22.06.2019 09:00
What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.
Answers: 2
Cytotoxic t cells recognize and kill host cells infected by viruses. they recognize these cells by t...
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