why our veins looks like blue or green colour?

please tell

• Karthikeyan
• 3219 Views
• 2 Answers

• They carry impure blood. the Hb which gives red appearance to blood is absent in veins.

  • Rasika
  • 13 Sep
  • 0 Comment

  2

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• The veins being superficial carries impure blood and therefore appears blue or light green

  • Anish
  • 24 Apr
  • 0 Comment

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