What is the primary function of Gibberellin in plants?a)Inhibiting gro...
Understanding Gibberellin
Gibberellins are a group of plant hormones that play a crucial role in various growth processes. Their primary function is significantly related to stem growth.
Key Functions of Gibberellins:
- Stimulating Stem Elongation: Gibberellins promote cell elongation, particularly in stems, leading to increased height and overall growth of the plant. This process is essential for plants to reach light and optimize photosynthesis.
- Promoting Cell Division: While gibberellins do influence cell division, their primary role centers on elongation rather than dividing cells. This is why their effect is more pronounced in stems.
- Enhancing Germination: Gibberellins play a pivotal role in seed germination. They break dormancy and initiate the growth process by stimulating enzymes that mobilize stored food in seeds.
- Influencing Flowering: Some gibberellins can also affect flowering processes, particularly in certain plants that require specific conditions to bloom.
In Summary:
Gibberellins are primarily involved in:
- Promoting stem growth and elongation, allowing plants to achieve greater heights.
- Supporting other growth processes, but their most notable function is in enhancing stem development.
Thus, option 'D'—assisting stem growth—accurately describes the primary function of gibberellins in plants, distinguishing them from other growth hormones that may inhibit growth or focus on root development.