In humans, the amount of sugar in blood is controlled by the release of a hormone called insulin. This process is an example of
A: regulation

Some ancient Greeks tried to discover the laws of the universe through thought and logic. Which part of the scientific process were these scientists missing?
A: experiment

The chemical equation below shows reactants and products. 6CO_{2} + 12H_{2}O + light + enzymes -> C_{6}H_{12}O_{6} + 6O_{2} + 6H_{2}O Which statement is best supported by analyzing this equation?
A: The atoms rearrange in the chemical reaction so that C_{6}H_{12}O_{6}, glucose, is made.

Students are studying some leaves. They group the leaves by shape. Which science process are the students using when they put the leaves in different groups?
A:
classifying