A border collie breeder raised border collies for herding cattle. She has 50 dogs, and lets them breed randomly. She has noticed that some of her puppies are being born with blue eyes. None of her parents have blue eyes. Out of 150 puppies born this year, 35 had blue eyes which is a recessive trait. How many of the other puppies are likely to be carriers of the gene?
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Which locations on the map are low-pressure areas? a b c d e
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Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.
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Which structure in the cardiovascular system connect arteries to veins?
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When an object is moving away from you while still making a sound, the pitch of the sound is perceived to a. lower b. unchanged c. fluctuating d.higher
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A border collie breeder raised border collies for herding cattle. She has 50 dogs, and lets them bre...
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