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In man, identical twins occur when
Question 1
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In man, identical twins occur when
An ovum is fertilized by a sperm and then divide into two, each forming a separate embryo
an ovum fertilized by two sperms and then divides into two, each forming an embryo
two ova are fertilized at the same tine each forming an embryo
two ova are fertilized by a single sperm each forming an embryo after fertilization
one ovum first divides into two and each half is fertilized by a sperm before developing into an embryo
Answer Details
Read lesson note on Chromosomes: The Basis Of Heredity (WAEC)
Chromosomes: The Basis Of Heredity
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