The main causative agent of gas gangrene is ________.

A. Clostridium perfringens
B. Staphylococcus epidermidis 
C. Staphylococcus aureus
D. Mycobacterium leprae
E. Streptococcus pyogenes


Answer: A

Biology & Microbiology

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Male-pattern baldness is only an autosomal dominant trait in humans

Indicate whether the statement is true or false

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The changing size ratio between an animal's head and the rest of its body during development is an

example of

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During the Snowball Earth temperatures at the equator rarely exceeded -20 degrees Celsius. Why didn't heat from the sun melt the ice?

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