Specific fragments of DNA on a gel can be visualized using
A) STRs.
B) PCR.
C) DNA probes.
D) restriction enzymes.
E) electrophoresis.
C
Biology & Microbiology
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Viroids differ from viruses in that:
a. they lack RNA b. they lack a viral envelope c. they are much larger d. they do not replicate e. viroid RNA does not encode proteins
Biology & Microbiology
The molting hormone of arthropods is:
a. corticotropin b. MSH c. oxytocin d. ecdysone e. adrenalin
Biology & Microbiology
What is the structure that holds the chromatids together?
A) centromere B) chromatin C) chromosomes D) karyotype E) none of these
Biology & Microbiology
Which portion of the brain contains centers for control of body temperature, appetite, and fat metabolism?
a. hypothalamus b. cerebellum
c. midbrain d. thalamus e. pons
Biology & Microbiology