What is a good example of a positive feedback loop? a. feeling thirsty when you are dehydrated
b. the stimulation of milk glands in women who are nursing
c. production of white blood cells to slow the advance of a bacterial infection
d. production of insulin to counter the effects of eating sugar

can you make it bigger i can't see it

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.