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.
It is D & E. Uranus is Helium & Hydrogen, And it has dark rings
All of the above are made using wood.
A eukaryotic cell that is involved in synthesizing large amounts of protein might be expected to have a lot of ribosomes. Ribosomes are dot like structure that are located around the rough endoplasmic reticulum. They are where proteins are made. There are also a few that are located in the cytoplasm. These ribosomes are the ones that give the endoplasmic reticulum a rough edge.
