Which one of the following diseases is caused by the reactivation of a latent virus?
a) Smallpox
b) Shingles
c) Rubella
d) Roseola
Answer: b) Shingles
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Lidocaine blocks voltage-gated Na+ channels. How would exposure to lidocaine affect nerve function?
A. Resting potential values would increase. B. Resting potential values would decrease. C. It would take longer to reach peak depolarization. D. Nerve depolarization would last for a longer period of time. E. None of the above are correct.
Select the true statements describing why cladistics may not always be the best method for reconstructing phylogenies based on data from the DNA genome.
_____ The rate of evolution of the DNA genome is rapid. _____ The assumptions of the principle of parsimony are not always met. _____ Homoplasy often dominates the data sets. _____ The number of character states for DNA is large.
The most used EIA for antigen detection that uses a solid phase and membrane is used for detecting which virus?
a. Influenza b. Adenovirus c. HSV d. Respiratory syncytial virus (RSV)
The first animals to adapt to life on land were probably the
A. amphibians. B. millipedes. C. reptiles. D. mammals.