Which of the following requires the use of carbon dating to prove that evolution has occurred?

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An example of cryptic colouration is the

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Spines and shells on animals are adaptation for

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The presence of sunken stomata and the folding of leaves are adaptations to

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An argument against Lamarck’s theory of evolution is that

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An insect with a mandibulate mouth part will obtain its food by

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The type of reproduction that leads to variation animal and plant population is

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A feature associated with the Y-chromosome in human is

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An organism that has been extensively used to test the chromosomes theory of heredity is

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If the pair of alleles for baldness is given as Bb, a female carrier will be denoted by

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A man and his wife are both heterozyous for the sickle-cell trait. The likely percentage of their offspring that will be either carriers or sicklers is

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If a DNA strand has a base sequence TCA, its complementary strand must be

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