In humans, having brown hair is dominant to having blond hair. How is it possible that two brown-haired parents have a blond-haired child? Both parents have brown hair but their genotype is homozygous. Both parents have brown hair but their genotype is heterozygous. One parent has an allele for blond hair that was passed on to the child. The brown hair alleles changed to blond hair when inherited by the child.
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Biology, 21.06.2019 20:50
Dna has unique properties that allow it to accurately retain genetic information, even after multiple rounds of replication. one aspect of dna that allows it to accurately store genetic information is the base pairing from chargaff\'s first rule of the four nucleotide bases. if the c content of a dna molecule is 22%, what are the percentages of the remaining bases?
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Biology, 21.06.2019 22:30
Which organisms have pharyngeal arches that develop from all three germ layers and go through the same development stages as embryos? 1.bird 2.ladybug 3.starfish 4.snake
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Biology, 21.06.2019 23:30
Mutations associated with albinism affect proteins involved in synthesis
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Biology, 22.06.2019 03:50
During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming
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In humans, having brown hair is dominant to having blond hair. How is it possible that two brown-hai...
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