The u. s. (conservation, endangered species) act of 1973 gave legal protection to threatened and endangered species.

The deserts of the sahara and australia are associated with

Greenthe fossil record is the history of life recorded byhuman observationgod.climatologists.remains of the past.

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.