What are the functions of an enzyme in a metabolic reaction? (Choose all that apply.) lowering the energy it takes for a reaction to occur or speeding up a reaction

binding to ions to form a substrate

bringing substrates closer together so they are more likely to react

aligning the parts of substrates that need to connect to form a product.

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

request for reexamination

to figure the total magnification of an image that you are viewing through the microscope is really quite simple. to get the total magnification take the power of the objective (4x, 10x, 40x) and multiply by the power of the eyepiece, (usually 10x)