Which statement explains why scientists classify organisms into groups based on shared characteristics? Group of answer choices

Classification helps scientists understand the relationships between different species.

Classification helps scientists understand how the parts of a cell work together.

Classification helps scientists understand the chemical reactions that are necessary for organisms to live.

Classification makes it easier for scientists to study certain groups of organisms.

How is electrolysis most commonly used to produce an energy source? a - splitting water molecules produces oxygen, which organisms breathe to fuel their bodies. b - splitting water molecules produces hydrogen gas, which is used to power machines through hydrogen fuel cells. c - splitting carbon dioxide molecules produces coal, a form of carbon that can be burned to produce heat. d - splitting carbon dioxide molecules produces natural gas, which can be burned to generate electricity in power plants.