Which of the following type of microscopy would be most effective in visualizing the fine structure of viruses and cytoskeletal filaments 10–25 nanometers in diameter?
A. standard light microscopy
B. phase-contrast light microscopy
C. transmission electron microscopy
D. darkfield light microscopy
E. differential-interference microscopy
C. transmission electron microscopy
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What happens when plants are illuminated with directional light from the side instead of from directly overhead?
A. Auxin is transported away from the lighted side. B. More auxin is produced. C. Auxin receptors are activated. D. Less auxin is produced. E. Auxin is transported toward the lighted side.
If a person who has never been infected with human herpesvirus 3 comes in contact with the fluid of shingles lesions, they will come down with ________.
A. infectious mononucleosis B. herpes keratitis C. chickenpox D. shingles E. herpes labialis
Cyclin-CDK complexes are composed of a regulatory subunit CDK and a catalytic subunit, cyclin.
a. true b. false
Synthetic auxin can be used as a(n) ____.
A. pesticide B. herbicide C. fungicide D. insecticide E. bactericide