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  • Which of the following animals has the blood anti-coagula...
Multiple choice

Which of the following animals has the blood anti-coagulant in the alimentary system?

  1. Neries

  2. Leech

  3. Snake

  4. Octopus

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Leeches produce an anti-coagulant called hirudin in their saliva to keep blood flowing while they feed.

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