Acid precipitation occurs when rain or snow falls that has a pH lower than is expected from pure rain. What kinds of effects would you expect to see on plant life from acid rain? On trees and other plants?

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.

Areal dna molecule consists of thousands of these pairs of nucleotides. what is the pairing arrangement of the nitrogen bases

Environmental science are unconsidered with methods to preserve natural resourcesa.trueb.false