According to Linneaus' naming scheme, which describes the largest number of organisms?
A) family
B) order
C) genus
D) class
E) species
Answer: D) class
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TCRs associate with the adapter molecule
A) CD3. B) CD28. C) Ig?. D) Ig?.
You have been given a sample of Mimivirus, which has the largest capsid diameter of all currently known viruses (600 nm) and has the form of a 20-sided polyhedron (an icosahedron)
Based on your knowledge of microscopes, what would you be able to see/determine about mimiviral structure using each of the following microscopes? a. simple compound (light) microscope b. fluorescent microscope using fluorescently labeled antibodies to a novel capsid protein c. scanning electron microscope What will be an ideal response?
Gram-positive cultures older than 24 hours may stain Gram negative due to changes in the peptidoglycan layer.
A) True B) False
what happens at very high temperatures?
What will be an ideal response?