Name five ways that organisms can be preserved as fossils and explain what fossils can show about earth's history

How was the climate when the ambulocetus was alive

Which of the following is an oxidation-reduction reaction? (pictured below)

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.