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BIO 250 Final Exam





A pure culture

A) is sterile.

B) is a population of identical cells.

C) is made of a precisely defined chemical medium.

D) contains one microbial cell. - ANSWER b







Microbial cells first evolved on Earth approximately ________ _______ years ago.

A) 1.6 to 1.8 million

B) 7.0 to 7.2 million

C) 3.8 to 3.9 billion

D) 10.5 to 11.5 billion

E) None of the above - ANSWER ...
BIO 250 Final Exam





A pure culture

A) is sterile.

B) is a population of identical cells.

C) is made of a precisely defined chemical medium.

D) contains one microbial cell. - ANSWER b







Microbial cells first evolved on Earth approximately ________ _______ years ago.

A) 1.6 to 1.8 million

B) 7.0 to 7.2 million

C) 3.8 to 3.9 billion

D) 10.5 to 11.5 billion

E) None of the above - ANSWER ...
Microbiology 250 Final Exam







Malaria is transmitted by - ANSWER anopheles mosquito's







A vaccine: - ANSWER completes the afferent branch of the immune response







the sexually transmitted disease agent is: - ANSWER herpes simplex type II







tinea pedis (athlete's foot) can be caused by - ANSWER a and b...
Microbiology 250 Final Exam
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Microbiology 250 Final Exam







Malaria is transmitted by - ANSWER anopheles mosquito's







A vaccine: - ANSWER completes the afferent branch of the immune response







the sexually transmitted disease agent is: - ANSWER herpes simplex type II







tinea pedis (athlete's foot) can be caused by - ANSWER a and b...
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