A PillCam traveling from the pharynx to the stomach will first pass through the ________
A) tonsil
B) uvula
C) sphincter
D) esophagus
D
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An ion is:
a. a type of gas. b. an individually charged particle. c. heavy water. d. water with an extra hydrogen atom. e. a neutrally-charged atom.
Use the BLAST tool at http://blast.ncbi.nlm.nih.gov/Blast.cgi and click "Protein blast" to find out the identity of the protein with the following amino acid sequence:
A) myosin B) actin C) albumin D) DNA polymerase E) tubulin
Which statement represents a good hypothesis?
a. Shoofly pie tastes good. b. There is life after death. c. Hemophilia is also known as "bleeder's disease." d. The swimming speed of Artemia increases at higher temperatures. e. Sparrows, robins, hawks, and pigeons are all birds and have wings; therefore, all birds have wings
Which of the following statements regarding virus taxonomy is true?
A) Viruses are classified on the basis of the taxonomy of their host organisms. B) Virus classes are well established. C) Some virus family names are derived from the name of an important member of the family. D) The species epithet is a Latin descriptor of the virion structure. E) Virus classes are based on the domain of the host organism.