What energy source is also the only source of energy that the brain can use?

Wich of the following are manual restraint techniques for dogs

Which of the following is most likely the result of an organism having lipids in its body a) water cannot be absorbed through the surface of a leaf b)human eats fruits to get a quick source of energy c) a sheep sleeps for more hours in the winter d) a warm river is filled with fish and algae

Each nephron is made up of capillaries that form the __ sweat glands bladder glomerulus ureter