Explain how the carbon cycle
might be affected if
phytoplankton population were to decrease.

Galaxy whose shape seems different follow no set pattern are classified as

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.

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.