What is the main mechanism by which auxin regulates the growth of plants?
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1. gravitropism of roots 2. maintenance of seed dormancy 3. phototropism of shoots 4. inhibition of lateral buds 5. apical dominance a) only 1 and 2 b) only 1, 3, and 5 c) only 1, 3, 4, and 5 d) only 2, 3, ...
At a higher concentration of auxin, which of the following plant hormone produces more? A) Xylemene B) Gibberellin C) Ethylene D) Cytosine
Find an option that is not related to plant hormones A) Auxins B) Gibberellins C) Florigens D) Cytokinins
Auxin does not regulate or influence which of the following processes? 1. Plant growth 2. Cell elongation in stems 3. Increases the growth of lateral buds 4. Involved in root gravitropism
Auxin regulates or influences which of the following responses? a) Phototropic response b) Stem elongation c) Apical dominance d) All of the above
Explain how does auxin affect the cells in a stem that is exposed to unilateral light?
What is the important role of auxin in plant growth?
1. Upper side of the shoot 2. Lower side of the shoot 3. Non-illuminated side of the shoot 4. Illuminated side of the shoot