Identify the incorrect pair:
- ALectins - Concanavalin A
- BDrugs - Ricin
- CAlkaloids - Codeine
- DToxin - Abrin
Solution & Step-by-step Explanation
According to the secondary metabolites table in NCERT:
Lectins: Concanavalin A.
Alkaloids: Morphine, Codeine.
Toxins: Abrin, Ricin.
Incorrect pair: Ricin is a Toxin, not a drug. Examples of drugs include Vinblastin and Curcumin.
Lectins: Concanavalin A.
Alkaloids: Morphine, Codeine.
Toxins: Abrin, Ricin.
Incorrect pair: Ricin is a Toxin, not a drug. Examples of drugs include Vinblastin and Curcumin.