What happens to a plant internally during its change from seed to seed? Plants have signal molecules, produced within plants. They control all aspects of plant growth and development, from embryogenesis, the regulation of organ size, pathogen defense, stress tolerance and through to reproductive development. There are hormones that act as chemical messengers that coordinate cellular activities. To understand better download the presentation Phytohormones.

Preena N

68 resources

0

0

2

Like