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a large vein called the -brings blood from the upper part of the...
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a large vein called the -brings blood from the upper part of the body to the heart, where it enters the the blood is pumped out of the right atrium into the and travels through the to the ,where it picks up oxygen . from the lungs, blood travels through the -and returns to the heart, where it enters the finally, the blood is forced from the into the 9. which carries it to the tissues of the body.
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Biology, 21.06.2019 19:30
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. the only unknown is the mother in the first generation
Answers: 1
Biology, 22.06.2019 08:20
10111213141516lactic acid fermentation differs from ethyl alcohol fermentation in thato in ethyl alcohol fermentation co2 is also producedlactic acid fermentation can occur in all living thingsethyl alcohol fermentation can only occur in plantsonly lactic acid fermentation can produce more atp
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Mathematics, 04.11.2020 18:20
Mathematics, 04.11.2020 18:20
Mathematics, 04.11.2020 18:20
Mathematics, 04.11.2020 18:20
Mathematics, 04.11.2020 18:20