📚 Practice Mode
Human Physiology
Learn at your own pace with hints and detailed explanations
1 / 15
Multiple Choice
Primary cell wall is abundant in which of the following?
- Cellulose, hemicellulose, pectin and lignin
- Cellulose, hemicellulose and pectin
- Cellulose, hemicellulose and lignin
- Cellulose and hemicellulose
- Cellulose only