Store and transmit genetic information: nucleic acid
Are primarily used to store energy: lipids
Help regulate cell processes: proteins
Are used for main source of energy: carbohydrates
It is twisted to create a greater surface area for digesting and to increase the nutrient absorption.
The correct answer would be the last one: "evolved from past organisms." This theory basically just states that all living organisms evolved from a single common ancestor. Hope this helped! :)
Due to the ionic bonding of the molecules that allow for the geometric/crystalline structure.
