Plant hormonal regulation differs from animal hormonal regulation in that ________.
A) there are no dedicated hormone-producing organs in plants as there are in animals
B) all production of hormones is local in plants with little long-distance transport
C) only animal hormone concentrations are developmentally regulated
D) only animal hormones may have either external or internal receptors

Question

Quizplus · Accepted Answer

Unlike animals, plants do not have dedicated hormone-producing organs. Instead, plant hormones are produced in response to specific signals, often at the site where they are needed, and can be transported throughout the plant via the phloem or xylem.

Plant Hormonal Regulation Differs from Animal Hormonal Regulation in That