Which of the following is not a role of ATP synthase? ATP synthase assists in the formation of ATP from ADP and a free phosphate group.

ATP synthase acts as a channel protein.

ATP synthase donates an electron to the electron transport chain.

ATP synthase facilitates the movement of hydrogen ions from inside the mitochondrial membrane to the outside of the membrane.

Secondary pollutants are more harmful than primary pollutants. select the best answer from the choices provided ot of

Bisphenol a (often called bpa) is a chemical found in products that people use every day, from water bottles to food containers to children's toys. unfortunately, bpa leaches out of its many products and makes its way into our bodies. what are the health effects of bpa exposure? ongoing research is finding that elevated exposure to bpa can affect a wide variety of developmental and physiological processes, but one of the first studies of bpa's health effects came about because of a simple mistake in the lab. at a laboratory at case western reserve university in 1998, geneticist patricia hunt was making a routine check of her female lab mice. as she extracted and examined developing eggs from the ovaries, she began to wonder what had gone wrong. she noticed that many of the eggs showed problems with their chromosomes, and some had irregular amounts of genetic material, which can lead to miscarriages and birth defects in mammals. she learned that a lab assistant had mistakenly washed the plastic mouse cages and water bottles with a harsh soap, releasing bpa from the plastic. knowing that bpa is an endocrine disruptor, a chemical that can enter organisms and mimic hormones, hunt set out to discover whether it had adversely affected her mice.

Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi