Principle Of Inheritance And Variation Question 524
Question: Sometimes the separation of twins is incomplete and these are borne attached are remain so even after. Such twins are known as [MH CET 2002]
Options:
A) Fraternal
B) Dizygotic
C) Identical
D) Siamese
Show Answer
Answer:
Correct Answer: D
Solution:
Conjoined or siamese twins arise by incomplete separation of embryo at about 15 days or more after zygote formation.