Which best describes how an enzyme affects the rate of a chemical reaction? Group of answer choices It changes the products created in the reaction. It increases the temperature of the reaction. It causes the reaction to proceed in an unfavorable direction. It lowers the activation energy of the reaction.

The united states produces an average of 429 billion pounds of food annually. about 133 billion pounds of that food ends up as waste.the percentage of food that the united states wastes each year is %.

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system

Im inn a ! what"s the answer which of the following is one way creativity can scientists? by ensuring they follow the scientific method by increasing the amount of time it takes to complete scientific experiments by making sure they only try things that have already been proven by leading them to ask more questions about the natural world