In which of the following ways do plant hormones differ from hormones in animals?
A) Plant hormones frequently travel through the air as a gas.
B) Animal hormones are only local regulators.
C) Plant hormones commonly travel through the soil from one plant to another.
D) Animal hormones typically travel from the hormone producing cell to an adjacent responding cell through gap junctions.

Question

Quizplus · Accepted Answer

Plant hormones can travel through the air as gases, such as ethylene, which is a gaseous plant hormone. Animal hormones typically travel through the bloodstream rather than through gap junctions, and they are not limited to being local regulators.

In Which of the Following Ways Do Plant Hormones Differ