Biology Question & Answers
The insects do not have blood pigments because
|A) there is no blood||B) blood does not have a respirratory function|
|C) tissues have pigments||D) pigments are elsewhere|
The blood of some invertebrate animals like the earthworm is red due to haemoglobin pigment, but the pigment is dissolved in the plasma. In vertebrates the same pigment is found in the red corpuscles and not in the plasma.
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