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Can you grow plants without soil? explain. write more about those methods. how will plants get nutrients for their growth?
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Biology, 21.06.2019 20:40
Match the following terms describing electrical events with the correct phases of the cardiac cycle. the ventricular muscle cells depolarize at the start of this phase. during this phase, na+ entry through the funny channels causes the pacemaker potential of sa nodal cells to gradually become less negative until it reaches threshold. the ventricular muscle cells repolarize right before this phase. the cytosolic concentration of calcium in the contractile cells of the ventricle is highest during this phase. a. isovolumetric relaxation b. ventricular ejection c. isovolumetric contraction d. ventricular filling
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Biology, 22.06.2019 08:00
What advantages does a pedigree have over a written passage?
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Biology, 22.06.2019 09:20
Give examples of selective advantage of organism’s body part/organ
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Biology, 22.06.2019 09:30
Resperation is a way to release carbon back into the atmosphere
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Can you grow plants without soil? explain. write more about those methods. how will plants get nutr...
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