MCQ
Ptyallin is an enzyme secreted by _____.
- AGastric gland
- ✓Salivary gland
- CLiver
- DPancreas
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| X = x | 0 | 1 | 2 | 3 |
| P(X = x) | 2a | 3a | 4a | a |
The value of P (X > 0) is