Deficiencies of ________ result in underhydroxylation of collagen

Most commercial systems, for the detection of mycobacteria, use ________ medium

A) egg-based B) liquid C) agar-based D) a combination of B and C

Which of the following is an example of a genetically learned behavior?

A. licking lips when smelling food B. growling at a stranger C. wagging the tail when happy D. barking at the door after a bell has rung