Multiple choice

Which of the following statements regarding auxins is incorrect?

  1. They activate tropic responses.

  2. They activate a gene required for making a protein necessary for growth of the plant.

  3. They maintain apical dominance.

  4. They activate the differentiation of non-vascular tissue in the shoot apex.

  5. They activate cellular elongation.

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

They activate the differentiation of non-vascular tissue in the shoot apex. They activate the differentiation of vascular tissue in the shoot apex and in calluses. They also initiate division of the vascular cambium in the spring and promote growth of vascular tissue in healing of wounds.

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