Biology, 28.08.2019 07:30 meghan0123
Patients with brain tumors may elect to have a procedure known as gamma knife. in a typical gamma knife procedure gamma rays are directed toward a tumor with contact to surrounding tissues.
limiting contact between gamma rays and healthy tissue is important because
a) gamma rays are low frequency and may disturb mitochondria.
b) gamma rays are high energy and may cause damage to healthy cells.
c) gamma rays are have long wavelengths and may heat up healthy cells.
d) there is no risk associated with exposure of healthy cells to gamma rays.
Answers: 2
Biology, 21.06.2019 12:30
Me! eve and sammy are discussing the affects of farming on the environment. eve states that farming does not harm our environment. she believes that it is only beneficial for the ecosystem and species living in it. sammy states that farming can have major impacts on the environment. he believes farming can cause habitat loss. who is correct? question options: eve is correct because farming only leads to positive affects on ecosystems. sammy is correct because farming has major affects on the environment including soil erosion and flooding. eve is correct because farming does not lead to soil erosion and flooding. neither of them are correct.
Answers: 2
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Patients with brain tumors may elect to have a procedure known as gamma knife. in a typical gamma kn...
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