Why are viruses called obligate intracellular parasites?

a. They must use a host cell's ribosomes to synthesize proteins.

b. They must use a host cell's nucleotides for transcription and replication.

c. They must use a host cell's amino acids to synthesize proteins.

d. They must use a host cell's metabolic enzymes and pathways to obtain energy.

e. All of the above.

Question

Biology

Guest

28 September, 09:41

Why are viruses called obligate intracellular parasites?

a. They must use a host cell's ribosomes to synthesize proteins.

b. They must use a host cell's nucleotides for transcription and replication.

c. They must use a host cell's amino acids to synthesize proteins.

d. They must use a host cell's metabolic enzymes and pathways to obtain energy.

e. All of the above.

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Answers (1)

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Alexzander · Answer 1

they servive only in living cells.

Explanation:

the virus are connecting link between living and non-living. they are unable to perform life process outside the living cells. outside the living cells, the viruses behave as simple chemical so they are called as obligate intracellular parasite.