Mannitol salt agar is selective for organisms in which bacterial genus?

A. Staphylococcus
B. Neisseria
C. Escherichia
D. Salmonella
E. Streptococcus


Answer: A

Biology & Microbiology

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The dead brown spots on these leaves

are sites where a pathogen invaded and triggered the defensive destruction of surrounding cells. This is an example of which type of defense?

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The type of muscle responsible for involuntary contractions of the stomach is ________ muscle

A) smooth B) cardiac C) intercalated D) striated E) skeletal

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Which of these is NOT a type of prezygotic isolating mechanisms?

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