Proteins.
These four carbon-based molecules are necessary for building an organism.
Relationship:
Carbohydrates and Lipids-Energy storage
Nucleic Acids - Proteins -- Blueprint - Building blocks
It spread by person to person
The aorta carries oxygenated blood from the right ventricle to the rest of the body for energy and metabolism.
Answer:
Explanation:
Resource partitioning is the division of limited resources by species to help avoid competition in an ecological niche.
