A phylogenetic tree is a branching diagram showing evolutionary relationships among various living organisms based upon similarities and differences in their physical or genetic characteristics like the one above. In this case a human is more closely related to a mouse than a kangaroo, A platypus is more closely related to a kangaroo than a mouse, a human and a kangaroo share common features because of a common ancestor.
The two diagrams below represent a sugar molecule and a fat molecule 1 point that is used by living organisms. Which statement best describes these two molecules?