6(v)
Mrs. Lata Mohan delivered twins – Lalit and Leela in the year 2014. The twins were not of the same gender but were born on the same day and around the same time.
(a) What kind of twins are Lalit and Leela?
(b) Are they monozygotic or dizygotic twins?
(c) Mention the sex chromosomes in each of the body cells of Lalit and Leela.
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(a) Fraternal twins
(b) Dizygotic twins
(c) Lalit (boy): XY, Leela (girl): XX