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STD 11 - 15. Body fluids and criculations — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 15. Body fluids and criculations1 Mark
MCQ
If a man $R{h^ + }$ marries a lady $R{h^ - }$, then
  • A
    First child will die
  • ✓
    First child will survive
  • C
    No child will be born
  • D
    None of these
✓

Answer

Correct option: B.
First child will survive
b
(b) $R{h^ - }$ woman married with $R{h^ + }$ man, become sensitized simply by carrying a $R{h^ + }$ child within her body.

Some of the cells from the embryo may mix into her own blood stream during development.

The first child of the parents with this genetic back ground is nearly always normal.

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