Which major processes were needed for the origin of life on Earth?

What’s a example of extrusive rock that cooled to quickly for grains to form

How can scientists use the fossil record to find evidence of relationships between different species?

Biology students used raw eggs in an experiment on tonicity and osmosis. the students put their eggs into vinegar to remove the shells. the vinegar was used to remove the shell from the raw egg. what other effect(s) did the vinegar have on the egg?