How are petrified fossils similar to preserved remains? how are they different?

Well, both fossils and preserved remains retain the shape and form of the remains, but fossils do not actually retain the matter that made up the remains, instead, bones and tissues (usually just bones) have been replaced with stone.

"a connection, a bond or common feeling between two people", or as a chemical process it stimulates love or sexual attraction

14 days is the half-life of phosphorus-32