An enzyme that follows michaelis-menten kinetics has a km value of 7.00 μm and a kcat value of 186 s−1. at an initial enzyme concentration of 0.0100 μm, the initial reaction velocity was found to be 1.07×10−6 μm/s. what was the initial concentration of the substrate, [s], used in the reaction ?

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?

the answer is option a.