Twin is

  • A
    Developed from same zygote
  • B
    Developed from different zygote
  • C
    Two different sperm
  • D
    Two different ovum

Similar Questions

A pedigree chart below shows the inheritance of a particular sex-linked trait ("trait") Key: Unaffected Males Affected Males Unaffected Females Affected Females How is the trait being studied in the pedigree chart above?

  • [AIIMS 2005]

The following diagram shows two chromosomes and the lettered number represents the genes

chromosome $1$ : 

$P$ $Q$ $R$ $S$ $T$ $U$ $V$

$W$

 

chromosomes $2$ :

$E$ $F$ $G$ $H$

Which of the following would result if a translocation occurred between chromosome $1$ and $2 ?$

A pleiotropic gene

  • [NEET 2015]

One of the following is not the types of blood groups or blood factors

Chromosome theory of sex determination was propounded by