The lock-and-key mechanism refers too the complementary shapes of an enzyme and a substratethe attractive forces between an enzyme and a substrate. o the ability of an enzyme to lower the activation energy of a reactiono the ability of an enzyme to "unlock" the products of a reaction

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community

Environmental science are unconsidered with methods to preserve natural resourcesa. trueb. false