Which plant hormone is primarily responsible for apical dominance? (2023)

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Question: Which plant hormone is primarily responsible for apical dominance? (2023)

Options:

Correct Answer: Auxins

Exam Year: 2023

Solution:

Auxins are responsible for apical dominance, inhibiting the growth of lateral buds.

Which plant hormone is primarily responsible for apical dominance? (2023)

Which plant hormone is primarily responsible for apical dominance? (2023)

Step 1: Understand what apical dominance means. It is the phenomenon where the main central stem of the plant grows more strongly than the side stems.
Step 2: Learn about plant hormones. These are chemicals that help control plant growth and development.
Step 3: Identify the hormone involved in apical dominance. The hormone responsible is called auxin.
Step 4: Know the role of auxins. Auxins promote the growth of the main stem and inhibit the growth of lateral buds, which helps maintain apical dominance.

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