Which process must occur for a muscle to be able to relax? a. the concentration of calcium in the myofibril must decrease. b. the amount of atp in the neuromuscular junction must increase. c. a nerve must initiate an action potential in the muscle fiber. d. myosin and actin must attach to each other.
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Physics, 21.06.2019 22:10
Ascrew incorporates which other simple machine? lever wheel and axle inclined plane pulley
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Physics, 22.06.2019 03:30
Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.
Answers: 3
Physics, 22.06.2019 12:30
Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j
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Physics, 22.06.2019 14:30
Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules
Answers: 2
Which process must occur for a muscle to be able to relax? a. the concentration of calcium in the m...
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