By studying coleoptiles of oat seedlings, Charles and Francis Darwin were the first to discover evidence of plant hormones. Explain what treatment was applied to the different seedlings, and what the result was.

For the animal structure, see Down feather. Grass seedlings, 150-minute time lapse. Monocot (left) and dicot (right) seedlings. A seedling is a young plant sporophyte developing out of a plant embryo from a seed. Seedling They will open their cotyledons and turn green when treated with light.

Explanation:

rain is the best answer