The axial skeleton can be divided into the skull, the vertebral column, and the .

Why is excretion necessary to maintain homeostasis?

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

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.