Which of the following accurately describes kidney function?
a. kidneys will excrete salts if you have too little in your blood.
b. kidneys are directed by the presence of antidiuretic hormone to excrete more water in urine.
c. kidney function is controlled by the blood's composition and hormones.
d. kidneys can excrete salts, but not glucose.

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d