During the first stage of sleep deprivation, the subject may a. seem visibly impaired b. be unable to focus c. be irritable or grumpy d. experience hallucinations

Which of the following is not a benefit of green revolution? a) new crop varieties b) increased crop yields c) cost effective d) new crops may require larger amonts of water than the previous ones.

The rate at which molecules water and oxygen can enter a cell is determined by the-

What happens as electrons move along the chain of molecules known as the electron transport chain? they gain energy, which causes atp molecules to lose phosphate groups. they gain energy, which causes h *ions to join with oxygen to produce water. they lose energy, which is then used by the cell to make atp. they lose energy, which is then used to break down atp.