Which of the following has the longest life

dearf star
giant star
sun
supernova

Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.

You see a white marker with an orange circle and black lettering. what does this marker tell you

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement