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Which of the following Mycobacteria is a nonchromagen:

Which of the following is a scotochromagen:

Which of the following is considered the primary drug for the treatment of infection with Mycobacterium tuberculosis 

The Mycobacteria that causes swimming pool granuloma is:

All of the following are stages in viral replication except:

Match the virus to the disease:

A first morning sputum specimen is received for acid fast culture. It is digested and decontaminated by the N-acetyl-L-cysteine alkali method. Two Sabouraud dextrose slants are incubated in the dark at 35OC with 5-10% CO2. The smears reveal acid-fast bacilli but the slants show no growth after 8 weeks.  What is the explaination for this?

This Mycobacteria cannot be grown on artificial culture media and was grown on the foot pads of mice:

Explain why it is important to use a biological safety cabinet with hood when working with sputum specimens that are suspected of containing Mycobacteria

When performing the ______________ acid fast stain, heat is applied to the smear.