What happens to particles in matter when energy or heat increases?
A. they disappear
C. their motion decreases
B. they stay the same
D. their motion increases

What word is used to describe differences of individual organisms

What element does susan b. anthony include in this passage to strengthen her argument?

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.