What have all living things evolved from? coprolites earlier species fossils in rocks shells me plz and i have 1 more

Ineed ! it’s science and it’s due tomorrow!

The boiling point of liquids is very high what does it indicate

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.