Within a single use of the scientific method, which of the following steps can only be performed after data is collected? a. the initial hypothesis is formed. b. the initial experiment is designed. c. controls and variables are chosen. d. conclusions are drawn.

on the planet jupiter, the acceleration due to gravity is approximately 26 m s2 , roughly 2.7 times the acceleration due

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products