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Blood in chordates and non-chordates is different in which of the following respects:

[A].	Chordates have haemoglobin but non-chordates do not	[B].	Respiratory pigment in chordates is present in plasma but inside the definite cells in non-chordates
[C].	Respiratory pigment in chordates is present inside definite cells but dissolved in plasma in non-chordates	[D].	Blood of chordates is colourless but coloured in non-chordates

Answer: Option C