MCQ
Adults of Wuchereria bancrofti attack
- AExcretory system
- BDigestive system
- ✓Lymphatic system
- DNervous system
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$I.$ Antibiotics
$II.$ Fermented beverages
$III.$ Bioactive molecules
$IV.$ Enzyme
Choose the correct option
Assertion $(A):$
Polymerase chain reaction is used in DNA amplification
Reason $(R):$
The ampicillin resistant gene is used as a selectable marker to check transformation
In the light of the above statements, choose the correct answer from the options given below :
$I.$ Innate immunity is accomplished by providing different types of barriers
$II.$ Acquired immunity is present from the birth and is inherited from parents
$III.$ Sweat, tears, acid in the stomach and saliva prevent microbial growth