Amutation that results in a single amino acid substitution in the active site of an enzyme a) may alter the ability of a noncompetitive inhibitor to bind to the enzyme. b) may change the substrate specificity of the enzyme. c) may alter the ability of an allosteric regulator to alter enzyme activity. d) may alter the for the reaction catalyzed by the enzyme.

Which of the following scenarios is an example of the bottleneck effect? answers a in south africa, much of the afrikaner population is descended from a small number of dutch colonists. in this population, this is an unusually high frequency of pseudoxanthoma elasticum (pxe), an elastic tissue disorder. b four white-tailed deer are introduced to a park in finland. thirty years after their introduction scientists compare the genes in the population and find that there is no variation. c during the industrial revolution, london's air became filled with soot. as a result, birds started eating more of the lighter moths because they were easier to spot than their darker counterparts. over time, the moth population changed so that there were more darker moths than lighter ones. d 10% of the population of american alligators in an area have the recessive trait albinism. a massive flood results in the death of 80% of the population. of the remaining population, 60% have the recessive trait of albinism.

Any sound above what db can cause hearing loss in human beings

Which organ controls breathing? lungs alveoli heart diaphragm