Which substance is responsible for activating the digestive enzymes inside lysosomes?
A) water
B) base
C) air
D) acid
E) enzymes
D) acid
You might also like to view...
Olfactory receptor cells are modified bipolar neurons that bear olfactory hairs
Indicate whether this statement is true or false.
Sympathetic stimulation of the terminal bronchioles causes
A) secretion of less surfactant. B) an increase in blood supply to these areas. C) bronchodilation. D) bronchoconstriction. E) no changes; there is no parasympathetic innervation of these structures.
Vasoconstriction refers to a decrease in the radius of a vessel
Indicate whether the statement is true or false
What is the role of calcium in skeletal muscle?
A) binding with the troponin to remove contraction inhibition B) forming hydroxyapatite crystals C) re-establishing glycogen stores D) None of the listed responses is correct.