MCQ
The confirmatory test used to diagnose $AIDS$ is
  • A
    $ELISA$
  • Western blot
  • C
    $ESR$
  • D
    $PCR$

Answer

Correct option: B.
Western blot
b

(b) $HIV$ antibodies can be detected by the $ELISA$ test. A positive $ELISA$ should be confirmed using another test called the western blot test.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Significance of treating bacterial cells with calcium chloride before transformation is to facilitate
is used by gardeners to keep cut plants moist during transportation and propagation.
How many statements are not true for structure of protein ?
(i) The long linear protein chain is called primary structure.
(ii) The first amino acid is also called as C-terminal amino acid and the last amino acid is called the N-terminal amino acid.
(iii) A protein thread is folded in the form of a helix in secondary structure.
(iv) The long protein chain is also folded upon itself like a hollow woollen ball, giving rise to the tertiary structure.
(v) Tertiary structure is absolutely necessary for the many biological activities of proteins.
(vi) Some proteins are an assembly of more than one polypeptide or subunits and give rise to quaternary structure of a protein.
Pinus produces
During which stages (or prophase $I$ substages) of meiosis do you expect to find the bivalents and $DNA$ replication respectively?
Study the following statement

$I.$ Cytokinins are formed primarily in roots

$II.$ Auxin and cytokinin are antagonistic in apical dominance

$III.$ Kinetin (a modified $DNA$ purine) was discovered from herring sperm

$IV.$ Zeatin is auxin

$V.$ Zeatin was firstly extracted from herring

Choose the incorrect one

Which out of the following is not a divisional stage
Sex organs of thallophytes are generally
Which of the statements is not true of the $C_4$ pathway
Which of the following is true for nucleolus ?