Aerobic releases the most energy
Cysteine -> cystathionine
Viruses are not living things. Viruses are complicated assemblies of molecules, including proteins, nucleic acids, lipids, and carbohydrates, but on their own they can do nothing until they enter a living cell. Without cells, viruses would not be able to multiply. Therefore, viruses are not living things.
Answer:
two billion hands
Explanation:
i feel like a billion people could strech around the world
