You are about to start a multiyear experiment in a laboratory that works with poliovirus. Although the chance of exposure is low, you are still required to get immunized. What type of immunity now protects you?

A) artificially acquired passive immunity
B) artificially acquired active immunity
C) naturally acquired passive immunity
D) naturally acquired active immunity


Ans: B) artificially acquired active immunity

Biology & Microbiology

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Indicate whether the statement is true or false

Biology & Microbiology

Any of these events may occur in diseases transmitted by vectors except ________.

A) In biological transmission, a vector transmits pathogens by defecating while taking a blood meal. B) In mechanical transmission, insects contact feces containing pathogenic bacteria and transfer it to food. C) In biological transmission, vectors can spread pathogens by vomiting. D) In biological transmission, pathogens multiply in the vector, which can transmit the pathogens by injecting saliva directly into the host. E) In biological transmission, the vector multiplies in the human host.

Biology & Microbiology

Forests and other ecosystems may decrease the chances of flooding in an area due to their water-holding capacity.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Craniosynostosis is a condition in which one or more of the fontanelles are replaced with bone prematurely. Which of the following is not a possible consequence of this condition?

What will be an ideal response?

Biology & Microbiology