What is the approximate initial velocity (Vo) of the enzyme catalysed reaction shown in the graph below? Rate of enzyme catalysed reaction 0.9 y = 0.4058x + 0.0268 R? = 0.9925 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.5 1.5 2.5 Time (min) O 0.406 mM/min O0.406 abs/min O 0.406 Vmax/Km O0.993 abs/min O 0.406 abs/s Absorbance (405 nm)