Which is the peritubular capillaries?
	The respiratory mechanism of acid-base balance:
The respiratory mechanism of acid-base balance:
	The osmotic pressures in the cortex and medulla of the kidne…
The osmotic pressures in the cortex and medulla of the kidney are _____ and _____, respectively.
	The regulation of potassium balance:
The regulation of potassium balance:
	________ determine(s) which antigens our adaptive immune sys…
________ determine(s) which antigens our adaptive immune system will be able to recognize and resist.
	Interferons:
Interferons:
	Trabecula.
Trabecula.   
	The distal portion of the small intestine contains clumps of…
The distal portion of the small intestine contains clumps of lymph nodules called:
	Molecules that do not require carrier proteins to produce an…
Molecules that do not require carrier proteins to produce an immune response are called:
	The only T cells that can directly attack and kill other cel…
The only T cells that can directly attack and kill other cells are the: