Biology, 09.01.2020 03:31, lakinbacon4
Botulinum toxin (bt) is not only the basis of
botox treatments but is also used in many medical applications. recent studies
have shown that after this chemical is injected into synapses of facial
neurons, it appears in the brain. how would you hypothesize that bt travels to
the brain in these circumstances?
Answers: 2
Biology, 22.06.2019 11:00, brainy51
4. if a cell is placed inside a solution that has a higher concentration of solute than on the inside of the cell, what can be said about the movement of water? a. water will move out of the cell, causing it to shrivel. b. water will move in and out of the cell at the same rate. c. water will move out of the cell, causing it to swell. d. water will move into the cell, causing it to swell.
Answers: 2
Biology, 22.06.2019 15:40, mesposito
During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.
Answers: 1
Biology, 22.06.2019 16:30, brianabrady06
In a leaf, dermal tissue a) stores food b) stores carbon dioxide c) releases oxygen into the air d) transports water from the roots
Answers: 1
Biology, 22.06.2019 16:30, natjojo0512
Why do mountaineers become breathless as they reach high altitudes
Answers: 2
Botulinum toxin (bt) is not only the basis of
botox treatments but is also used in many medica...
botox treatments but is also used in many medica...
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