From which of the following $LSD$ is obtained
Mucor
Spirogyra
Aspergillus
Claviceps
Hypersensitivity to an allergen is due to
Identify correct sentence
After drinking alcohol, a person walks clumsily because, the alcohol affects his
The figure given below shows an antibody molecule. Name the parts $A, B$ and $C$
Eradication of smallpox has been possible due to the following facts except