1.

A male child would be born to parents if [NCERT 1975, 77; CPMT 1973, 83, 86, 93;  DPMT 1983; BHU 1995]

A. Father is healthier than mother
B. Genetic chromosomal constitution of child is XX
C. Mother feeds well during pregnancy
D. Genetic chromosomal constitution of child is XY
Answer» E.


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