$A$ practical application of an auxin is to induce

Which of the following is responsible for apical dominance?

Storage sprouting of potato tubers can be prevented by treatment with low concentrations of

After a series of experiments,it was concluded that the ...$A$... of coleoptile was the site of transmittable influence that caused the ...$B$... of the entire coleoptile. Complete the given statement with the correct combination of options given in the codes below.

The Avena curvature test is used for the bioassay of

Dr. $F$. Went removed the coleoptile tips and placed them in agar for one hour. The agar block then caused curvature in decapitated coleoptiles. What does this experiment demonstrate?