Answer:
These muscles promote good control of the downstroke and upstroke movements of the wings for flight. It allows them to make powerful strokes and this leads to smoother gliding during flight.
Answer: I believe you need to examine the layers, the color, texture.
Waxes are considered to be important to living things, because waxes are a type of lipid. Lipids are energy stored within our body, somewhat like a storage of energy. Lipids, consists of other substances, such as oil, fats and the likes. Lipids store energy, for the cells to consume whenever they need it.
C using a scanning electron microscope