Question

1. what is the term for a group of chemicals called hormones that help to regulate plant growth and development? phytochemicals starches auxins hypocotyl

Explanation:

• Phytochemicals are compounds produced by plants, but they are not specifically hormones for growth regulation.
• Starches are storage polysaccharides in plants, not hormones.
• Auxins are plant hormones that play a crucial role in regulating plant growth and development, such as cell elongation, apical dominance, and root initiation.
• Hypocotyl is a part of the plant embryo (the stem - like structure between the radicle and cotyledons), not a hormone.

Answer:

C. auxins