Which medium can be described as containing hemoglobin, hemin (X factor), and the co-enzyme nicotinamide adenine dinucleotide (NAD) (V factor)?
a. Chocolate
b. CNA blood
c. BHI
d. Thioglycollate broth
A
Chocolate agar contains extra nutrients that are released into the agar by the lysis of the blood additive. These nutrients include hemoglobin, hemin, and NAD.
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Fill in the blank(s) with the appropriate word(s).