<span>a. chemicals produced by neurons that function as hormones—neurohormones
b. chemicals that act locally on nearby cells—paracrine factors
c. chemicals secreted by presynaptic terminal—neurotransmiters
d. influences same cell type from which it is secreted—autocrine agent
e. chemical secreted into the blood by specialized cells; travels some distance to target tissues—endocrine hormones</span>
Answer:
First, third, and fifth are the answers. Glucose is broken down into carbon dioxide and water. Light energy is absorbed by chlorophyll. Energy is used to convert carbon dioxide and water into sugar.
Explanation
The information about the basic unit of structure and function in all living things can be revealed by the cell theory. It says that all living things are made of cells which is a basic <span>basic unit of structure and function. I am pretty sure it will help you, regards!</span>