Answer:
preservation of original remains, permineralization, molds and casts, replacement, and compression.
Explanation:
Rock formations with exceptional fossils are called very important for scientists to study. They allow us to see information about organisms that we may not otherwise ever know
Hopes this helps:
Answer: Doctors save lives, but their importance goes far beyond that. Doctors also make a difference by helping patients minimize pain, recover from a disease faster or learn to live with a disabling injury. A patient's ability to enjoy life, even if they can't be cured, makes a huge difference to them and to their families. If they can go back to work after an illness, that benefits their employer, too. And, that's only part of what makes doctors important to society.
"Estuary" this is where a river meets the sea.