Figures A and B show ion H+ flow across membranes and ATP generation through membrane-bound ATP synthase. Figure A shows the proton gradient during oxidative phosphorylation in mitochondria. Figure B shows the proton gradient during photophosphorylation in chloroplasts.

Which of the following best describes the specific gradients driving ATP synthesis in figures A and B?

Jacob’s four-month-old infant is crying continuously. while jacob’s wife suggests that he pick up the baby, jacob’s mother thinks that picking up the baby each time she cries is bad for the baby. why is jacob’s wife right? a. babies sleep better when carried. b. babies learn to cry whenever they want someone to hold them. c. babies may choke if crying while lying on their back. d. babies develop a sense of trust that someone is there to provide care.

The nervous system is responsible for our fight-or-flight response. a.autonomicb. parasympatheticc. somaticd. sympathetic  select the best answer from the choices providedabcd

10. in 2009, roughly of people age 12 or older who did not drink alcohol were current users of illegal drugs. a. 4% b. 10% c. 13% d. 20%