in humans? How is most of the carbon diaxide transported by the blood A CO2 atta
ID: 272794 • Letter: I
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in humans? How is most of the carbon diaxide transported by the blood A CO2 attached to hemoglobin. B? CO, dissolved in the plasma C Bicarbonate lons in plesma. D. Bicarbonate attached to hemoglobin. E. Carbonic acid in the erythrocytes Air flows in only one direction through the lungs of which animals? A Frogs. B. Birds C Mammals. D. Crocodiles E. Flying insects 64. 65. Monocots differ from dicots in that monocots have A. teaf veins that are parallel. B. Flower parts in 4s or Ss C Two cotyledons in the seed D. Vascular bundles in a distinct ring E. Pollen with three apertures 66. All of the folowing normally enter the plant through the roots except: A Carbon dioxide B. Nitrogen C. Potassium D. Water. E. CalciumExplanation / Answer
63)-option c is correct because most carbon dioxide is transported as bicarbonate .
64)-option b is correct because in birds air sacs permit a unidirectional flow of air through the lungs.
65)-option d is correct because vascular bundle in monocot distributed throughout the stem cross section but in dicot they are present in distinct ring.
66)-option a is correct because carbon dioxide enter into plant from air through their leaves.
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