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Which soil horizon contains bedrock?
A. Horizon A
B. Horizon B
C. Horizon C
D. Horizon D

Babies with very low or very high weight are less likely to survive .

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

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.