Water, H2O. Hydrogen atoms can each form one covalent bond, while oxygen atoms can each form two covalent bonds. Two pairs of electrons are shared in a water molecule (H2O).
They divide the amount of people by square miles
Answer: dna
Explanation: plants have cell walls and they both have a nucleus and they both have ribosomes
The electrochemical communications through the body is the nervous system.
A coral reef is made of thin layers of calcium carbonate. Coral polyps form a living mat over a calcium carbonate skeleton. Stony corals (or scleractinians) are the corals primarily responsible for laying the foundations of, and building up, reef structures.
