Biology
Movements due to light are shown by

lower plants
all the plants
flowering plants
all land plants

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Biology
Which one of the following statements regarding haemoglobin is correct?

Haemoglobin is only used for blood clotting and not for carrying gases
Haemoglobin of RBC can carry both oxygen and carbon dioxide
Haemoglobin of RBC can carry only carbon dioxide
Haemoglobin present in RBC can carry only oxygen but not carbon dioxide

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