When an object is more than 20 feet from the eyes,
A. the ciliary muscle relaxes.
B. there is tension on the zonular fibers of the suspensory ligament.
C. the lens is pulled and flattened.
D. All apply.
Glycolysis would be inhibited by
A. a lack of oxygen.
B. an excess of ATP.
C. an excess of ADP.
D. None apply.
The activation of resting T lymphocytes is prevented by
A.inhibiting interleuken-1 secretion by macrophages.
B.inhibiting interleuken-4 by helper T-lymphocytes.
C.stimulating secretion of interferons by T-lymphocytes.
D.decreasing the secretion of tumor necrosis factors by macrophages.