As water molecules move through the hydrological cycle, water both gains and loses energy. what is the main source of energy that drives the hydrological cycle? 1.the sun2.tides3.evaporation4.wind

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.

The first amino acid of a new polypeptide chain is

Drag each tile to the correct location. match each trait that an organism displays to a reproductive strategy.