Question: Viral spikes

A) attach non-specifically to host cell receptors

B) attach specifically to host cell receptors

C) are made of carbohydrate

D) are present in all viruses

Answer: b

Question:

Answer: a

Question: After the virus nucleocapsid is released from the vesicle into the host cell cytoplasm

A) the viral nucleic acid is destroyed

B) it remains intact

C) the capsid protein is removed

D) the capsid protein becomes thicker

Answer: c

Question: A naked virus fuses with host cell membrane.

A) True

B) False

Answer: b

Question: Viruses with spikes usually enter host cells by endocytosis.

A) True

B) False

Answer: b

Question: The first event to occur is

A) inside of the host cell membrane becomes coated with viral matrix protein

B) viral capsid becomes enclosed by cell membrane

C) inside of host cell membrane becomes coated with capsid

D) viral spike proteins are inserted into host cell membrane

Answer: d

Question: The viral capsid

A) engulfs the viral spikes

B) surrounds the viral matrix protein

C) becomes completely enclosed by the region of the cell membrane into which the spikes and matrix protein are embedded

D) is dissolved

Answer: c

Question: Enveloped viruses are usually released from the host cell by

A) budding

B) lysis of the host cell

C) endocytosis

D) phagocytosis

Answer: a

Question: A portion of the viral envelope comes from the cell membrane of the host cell.

A) True

B) False

Answer: a

Question: Enveloped viruses are usually released from the host cell by exocytosis.

A) True

B) False

Answer: b