Physics, 23.12.2019 18:31 kaliyab191
Which of these statements describes what occurs in facilitated diffusion? -facilitated diffusion requires energy from the cell to drive a concentration gradient.-facilitated diffusion of solutes occurs through protein pores in the membrane.-facilitated diffusion of solutes occurs through phospholipid pores in the membrane.-facilitated diffusion is another name for osmosis.
Answers: 3
Physics, 22.06.2019 13:10
The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
Answers: 2
Physics, 22.06.2019 15:50
The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 × 10-3 lb·s/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.
Answers: 2
Physics, 22.06.2019 17:30
Does heating a metal wire increase or decrease its electrical resistance? why?
Answers: 1
Which of these statements describes what occurs in facilitated diffusion? -facilitated diffusion req...
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