Question

what is plant hormone ? write five most important plant harmone.
who will tell right ans
i will mark him as a brainliest​

Answer 1

Answer:

Plant hormones are signal molecules produced within plants, that occur in extremely low concentrations. Plant hormones control all aspects of growth and development, from embryogenesis, the regulation of organ size, pathogen defense, stress tolerance and through to reproductive development.

Explanation:

Name of the plant hormones are:

1. Auxin

2. Gibberlin

3. cytokinin

4. Ethylene

5. Absasic acid (ABA)

Answer 2

Answer:

Plant hormones are chemicals plants use for communication, coordination, and development between their many cells. Like animals, plants rely on these chemical signals to direct the expression of DNA and the operations of the cell. Plant hormones are natural substances which control many aspects of plant development. They control everything from the length between nodes on the branches to the programmed death, or senescence seen in many annual plants

five important plant hormones:

AUXIN

GIBBERELLIN

CYTOKININ

ETYLENE

ABSCISIC ACID