The ratio of cytokinins to auxin controls cell differentiation in a callus, if:

I. Auxin levels increase shoot buds develop from the callus
II.  Cytokinins level increase, roots form
 
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect

Subtopic:  Development | Growth Hormones & Auxin | Cytokinin |
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Consider the given two statements:

I: Generally, phenotypic plasticity is more important for immobile organisms (e.g. plants) than mobile organisms (e.g. most animals).
II: Plants follow different pathways in response to environment or phases of life to form different kinds of structures.
 
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. Both I and II are incorrect

Subtopic:  Development |
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