audrey1256
24.07.2019 •
Physics
A60 kg student is standing motionless. approximately how much force is the floor exerting on the student? a. 60 kg downward b.600 n upward c.600 n downward
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Ответ:
W = m · g = 60 kg · 10 m/s² = 600 N ( downward )
N = - 600 N
B ) 600 N upward.
Ответ:
In normal cells, the cell cycle is controlled by a complex series of signaling pathways by which a cell grows, replicates its DNA and divides. ... In cancer, as a result of genetic mutations, this regulatory process malfunctions, resulting in uncontrolled cell proliferation.