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Q.

Statement-I : Very low concentration of a bacteria or virus (at a time when the symptoms of the disease are not yet visible) can be detected by amplification of their nucleic acid by PCR.Statement-II : ELISA is used to detect the genome of HIV.

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a

S-I and S-II are true

b

S-I and S-II are false

c

S-I is true, but S-II is false

d

S-I is false, but S-II is true

answer is C.

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Detailed Solution

Very low concentration of a bacteria or virus (at a time when the symptoms of the disease are not yet visible) can be detected by amplification of their nucleic acid by PCR. ELISA is used to detect the HIV antibodies.
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Statement-I : Very low concentration of a bacteria or virus (at a time when the symptoms of the disease are not yet visible) can be detected by amplification of their nucleic acid by PCR.Statement-II : ELISA is used to detect the genome of HIV.