题目内容

All Bacillus species are known as

A. endospore formers
B. obligate anaerobes
C. obligate aerobes
D. both a and b
E. both a and c

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更多问题

Which of the following bacteria produce endospores?

A. Salmonella
Bacillus anthracis
C. Staphylococcus aureus
D. Streptococcus pyogenes
E.coli

Plague is caused by

A. Yersinia pestis
B. Yersinia enterocolitica
C. Yersinia pseudotuberculosis
D. cereus
E. B.anthracis

Transmission of Yersinia pestis (bubonic form) is by

A. ticks
B. fleas
C. lice
D. mosquito
E. mites

瞬心的数量N=n(n -1)/2中,构件的数量n不包括机架在内。

A. 对
B. 错

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