Biology, 26.06.2019 05:00 madpanda55
What structure in the earthworm has a similar function as the human heart? explain your answer.
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Biology, 22.06.2019 16:30
Which of the following cognitive skills have not been displayed by animals? a. using tools b. forming concepts c. transmitting culture d. using syntax
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Biology, 22.06.2019 18:00
The table below shows the elements that mainly comprise each of the four layers of earth: elements in layers layer main elements crust oxygen, silicon mantle iron, magnesium outer core iron, nickel inner core iron which of these elements make up the layer that is 0.2 to 1.1 percent of earth's total diameter?
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Biology, 22.06.2019 19:20
3. in the fruit fly, recessive mutation brown, b, causes brown color of the eye and absence of red pigment. recessive mutation p of another independent gene causes purple color of the eye and absence of brown pigment. the cross of a brown-eyed female and purple-eyed male produced wild type eyes. what will be the colors and their ratio in f2?
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Biology, 22.06.2019 22:50
Color blindness is a recessive trait. the gene for color blindness is on the x-chromosome. the family tree below shows the trait of color blindness. theonly unknown is the father in the first generation.
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What structure in the earthworm has a similar function as the human heart? explain your answer....
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