How do index fossils scientists? a. they aid in the study of ranges of different organisms. b. they advance understanding of the origin of life on earth. c. they aid in comparison of rock layers at distant locations. d. they advance understanding of rock type at the time the organism lived.
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Biology, 22.06.2019 15:20, barbiegirllover
What is required in the genotype of an individual to show a recessive trait? a. two recessive alleles b. at least one recessive allele c. no recessive alleles
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Biology, 22.06.2019 15:30, gracebuffum
The hardy-weinberg principle is that genetic frequencies in a population? will remain stable from generation to generation will always be changing will not be affected by environmental changes are always in a 3: 1 ratio
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How do index fossils scientists? a. they aid in the study of ranges of different organisms. b. the...
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