Using the diagram, which of the structures is the oldest?
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Biology, 21.06.2019 21:30
92 sathe best for the question 11. most animals and plants reproduce sexually. this means that dna is passed down to new organisms from two parental organisms. which of the following is a key advantage of sexual reproduction?
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Biology, 21.06.2019 23:30
Examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. examine the two squirrel populations in the accompanying figure. the populations are separated by a geographic barrier. if after a long period of time the two species are no longer separated, what evidence is needed to determine if speciation has occurred? the figure shows two populations of squirrels separated by a geographic barrier. polyploidy is creating new species. the two populations are not interbreeding freely. hybrid offspring of the two populations begin to appear. one species will increase into a population size twice as large as the other species.
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Biology, 22.06.2019 06:00
Which is one example of a phenotypic change that is not genetic
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Biology, 22.06.2019 10:30
All ova contain sex chromosomes corresponding to: x y xx xy
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Biology, 27.06.2019 10:00
Mathematics, 27.06.2019 10:00
Mathematics, 27.06.2019 10:00
Mathematics, 27.06.2019 10:00
History, 27.06.2019 10:00
History, 27.06.2019 10:00
History, 27.06.2019 10:00
Mathematics, 27.06.2019 10:00