Biology, asked by abhay51, 1 year ago

............ is a respiratory substance

Answers

Answered by Anonymous
4
Haemoglobin is a respiratory pigment

abhay51: in plants
garcha: ok
Anonymous: Stomata
Answered by dc999
3
Human breathing is an respiratory system

Sangay2004: lungs
garcha: very pooe
garcha: very poor
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