1.

Give one Example Chemicals that growth of plants

Answer»

Explanation:

These INCLUDE gibberellins (fungal in origin), ethylene, phenyl acetic ACID, 4-chloroindolacetic acid and benzyl adenine. Plant growth substances are molecules of LOW MOLECULAR weight which are active at very low concentrations, do not appear to ACT as enzyme co-factors, and are active without metabolic conversion.



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