Which of the following best describes how the distribution of a plant disease can be analyzed?
A scientist is attempting to determine the specific strain of a virus infecting a field of plants. Out of the following, which is the most effective way to do this?
State what plant defense is being described in each of the following.
A waterproof covering on the surface of a leaf that prevents pathogens from entering the plant
The rigid structure that surrounds a plant cell, acting as a barrier to pathogens
A compound that is released by a plant to target fungi and break down the chitin in their cell walls