Your answer is correct. Chitin provide the strength to insect exoskeletons. Cellulose is the strength for plant. Starch and glycogen are energy sources for life.
Answer:
Sexual intercourse, also called coitus or copulation, reproductive act in which the male reproductive organ (in humans and other higher animals)
B is the answer to your question.
The Greenhouse Effect is the process in which the earth's surface if warmed when the sun's energy enters the earth atmosphere and is retained by the greenhouse gases in the earth's atmosphere. The rest of the radiant heat that didn't make it past our atmosphere is reflected into space.
<span> fermentation process is starting. </span>
