Agardener purchased 20 full-grown pea plants. all 20 were the same genotype and had purple flowers. the gardener crossed two of these plants to get seeds for the next season. the seeds from the cross produced some plants with purple flowers and some with white flowers. the gardener learned that in pea plants the allele for purple flowers (p) is dominant of the allele for white flowers (p). what was the most likely genotype of the original 20 full-grown plants?
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Biology, 21.06.2019 20:50, wdgyvwyv8840
Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection
Answers: 1
Biology, 22.06.2019 05:40, mustachbrah
When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity
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Agardener purchased 20 full-grown pea plants. all 20 were the same genotype and had purple flowers....
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