Biology
Acellular Life
Page 8 of 8
#57 Influenza virus is an example of a:
A) DNA virus
B) RNA virus
C) Prion
D) Viroid
Answer: B
#58 Which scientist showed that a disease-causing agent could pass through a bacterial filter, suggesting it was smaller than a bacterium?
A) Louis Pasteur
B) Dmitri Ivanovsky
C) Martinus Beijerinck
D) Robert Koch
Answer: B
#59 What is the final step of the lytic cycle?
A) Adsorption
B) Biosynthesis
C) Lysis and release
D) Maturation
Answer: C
#60 Which of the following is the most significant difference between viruses and bacteria?
A) Viruses are smaller than bacteria.
B) Viruses can be crystallized, but bacteria cannot.
C) Viruses lack cellular machinery, while bacteria have it.
D) Viruses have a protein coat, while bacteria have a cell wall.
Answer: C
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