10. Why does Staphylococcus aureus turn yellow on MSA?
A. the microbes have fermented lactose
B. the microbes are salt-tolerant
C. the microbes have fermented mannitol
D. the microbes are resistant to eosin and methylene blue
E. the microbes are resistant to phenol red

C

Explanation:

Staphylococcus aureus turns mannitol salt agar (MSA) into yellow. Because it ferments mannitol and produces acid as a byproduct which changes the color of the indicator phenol red into yellow.

a axis of a graph is a color or shade so we can all go outside and have a party so we can eat   some grilled cheese sammiches and broccoli and have some ugly fun times

i don't know why i put this, i know its not the i was just bored : p

delete this answer while you can