Get expert insights and community-driven knowledge on IDNLearn.com. Explore thousands of verified answers from experts and find the solutions you need, no matter the topic.

Juan is assigned to extract RNA samples from plants infected with a virus. The virus-infected plants show varying levels of response to the infection. In conducting the RNA analysis, Juan will observe whether or not the expression of infection-response genes differs among the plants. The goal of his research project is to develop a virus-resistant plant. Juan's type of research would be classified as what type of research?