The answer is Permian-Triassic extinction.
The Permian-Triassic extinction was 252 million years ago. It is known as The Great Dying because about 95% of all species died out due to environmental changes (volcanic eruptions, dry climate, melting of ice sheets, etc). This is also the only event in which many insect species wiped out.
Answer: C. there is more silicon than calcium at the surface of the earth
Explanation:
Mitochondria have two membranes, an outer membrane and an inner membrane. ... It is also where many other chemical reactions take place to carry out the mitochondria's many functions. An increased surface area creates more space for more reactions to occur, a
Dolines. I just looked it up on Quizlet. If you need answers, make an account on Quizlet and get the answers on their flash cards.
True. Definition of gastric juice: a thin, clear, virtually colorless acidic fluid secreted by the stomach glands and active in promoting digestion.
