Aurease test is used to identifymyobacterium tuberculosis because
a) m. tuberculosis produces urease.
b) some bacteria reduce nitrate ion.
c) urea accumulates during tuberculosis.
d) urease is a sign of tuberculosis.
e)m. bovis can cause tuberculosis.

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