The attenuated oral poliovirus vaccine (OVP) is no longer administered in the U.S.A. because it
A) is very toxic.
B) does not provide good immunity.
C) can revert to wild-type virulence.
D) can be spread to contacts.
E) can be spread to contacts and can revert to wild-type virulence.
E
Bloom's Taxonomy: Comprehension
Section: Immunization
Learning Outcome: 17.4
You might also like to view...
The basic chemistry of DNA transposition is a:
A. kinase reaction. B. phosphoryl transfer reaction. C. phosphatase reaction. D. ubiquitination reaction. E. methylation reaction.
Which statement correctly describes the similarity of centromeres in different organisms?
A) Both yeast and plant centromeres have two 10-to-15 bp conserved elements. B) Yeast centromeres have fewer satellite DNA repeats than do human centromeres. C) Both human and plant centromeres are composed of repeated satellite DNA sequences. D) Yeast centromeres have fewer satellite DNA repeats than do plant centromeres.
When nerve impulses pass to the diaphragm, the diaphragm relaxes and exhalation occurs.
Answer the following statement true (T) or false (F)
Which of the following is a function of the protein component of chromosomes?
A. It carries a portion of the genetic information. B. It helps to translate the genetic message. C. It contains the enzymes that replicate the DNA. D. It packages the DNA strands.