A hair perforation test is performed using Trichophyton mentagrophytes and T. rubrum. The expected results are:
a. positive for both organisms.
b. positive for T. rubrum and negative for T. mentagrophytes.
c. positive for T. mentagrophytes and nega-tive for T. rubrum.
d. negative for both organisms.
C
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Fill in the blank(s) with the appropriate word(s).
The form of RNA that carries the code from DNA to the site of protein assembly is called __________.
A. messenger RNA. B. nuclear RNA. C. ribosomal RNA. D. transfer RNA. E. structural RNA.
Snails and slugs are in which mollusc group?
A) gastropod B) arthropod C) radula D) cephalopod E) bivalve
Herpes keratitis is an infection of the eye.
Answer the following statement true (T) or false (F)