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Question: Answered & Verified by Expert
A human RBC is placed in $1.5 \%$ salt solution. It will
BiologyTransport in PlantsAIIMSAIIMS 2001
Options:
  • A swell up
  • B shrink
  • C remain unaffected
  • D burst.
Solution:
2204 Upvotes Verified Answer
The correct answer is: shrink
For human $\mathrm{RBC}, 0.9 \%$ salt solution is isotonic. Hence a medium of $1.5 \%$ salt solution would be hypertonic i.e. more concentrated. Hence, the RBC will shrink due to exosmosis.

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