Energy cannot endlessly cycle through living systems, because energy is ONLY PARTIALLY transferred.
A) ATP is the correct answer
Lipids are water insoluble biomolecules that in the form of phospholipids, play an important part of the cell membrane structure and function.
The distinction between protostomes and deuterostomes is based on differences in their embryological development. Protostomes develop their oral end from their first developmental opening, while deuterostomes have their oral end develop from the second opening on the dorsal surface.
