An enzyme is a biomolecule that increases the rate of a chemical reaction. an enzyme is a kind of

a) catalyst
b) translator
c) ribosome
d) inhibitor

An enzyme is a biomolecule that increases the rate of a chemical reaction. An enzyme is a kind of A. catalyst. A catalyst increases teh rate of chemical reaction by decreasing the activation energy which lowers the barrier of getting the chemical reaction to take place. Enzymes are often reffered to as biological catalysts

Humans can affect weathering and erosion in several ways.  humans cause  increases in acid rain and pollution, which increase the amount of  weathering  agents in the air and water, and then on land.for an easy answer: 1) acid rain2) pollution