Which of the following parts of a virus is not always present?
A) envelope
B) nucleic acid
C) capsid
D) capsomers
E) None of the choices are optional parts of a virus.
Correct Answer:
Verified
Q23: Infectious naked strands of RNA are called
A)viroids.
B)phages.
C)prions.
D)oncogenic
Q25: Viruses that cause infection resulting in alternating
Q30: Creutzfeld-Jacob disease is
A)caused by a chronic latent
Q31: Which of the following viruses did D.
Q33: Visible, clear, well-defined patches in a monolayer
Q34: All of the following is correct about
Q36: Which body system is mainly affected by
Q37: The nucleocapsid consists of
A)the capsomers assembled into
Q38: Satellite viruses are
A)also called viroids.
B)dependent on other
Q39: Uncoating of viral nucleic acid
A)does not occur
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