Which of the following plant hormones is responsible for the activation of lateral buds to grow into new branches?
A)cytokinin
B)ethylene
C)abscisic acid
D)auxin

Question

Quizplus · Accepted Answer

Auxin is primarily responsible for apical dominance in plants, meaning it suppresses the growth of lateral buds so that the plant can focus its energy on growing taller. When apical dominance is removed, such as through pruning or damaging the main stem, the concentration of auxin decreases and the lateral buds are able to grow into new branches.

Which of the Following Plant Hormones Is Responsible for the Activation