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- 1. Multiple Choice
What happens to collagen when boiled in water at
normal pressure and temperature?
Changes into gelatin
Changes into fibrine
Changes into elastin
No changes
- 2. Multiple Choice
Which of the following helps in increasing the width
and the girth of the plants?
Apical meristem
Lateral meristem
Intercalary
Permanent tissue
- 3. Multiple Choice
Which of these features is associated with plasma
membrane?
Permeable
Impermeable
Selectively permeable
Both (a) and (b)
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