The stage transferred into the uterus after induced fertilization of ovum in the laboratory is

  • [NEET 2013]
  • A

    embryo at $4$ blastomeres stage

  • B

    embryo at $2$ blastomeres stage

  • C

    morula

  • D

    zygote.

Similar Questions

Test tube babies are produced by

Select the correct match of the techniques given in column $I$ with its feature given in column $II$.

 column $I$  column $II$
  $A.$ $ICSI$  $I$ Artificially introduction of semen into the vagina or uterus.
  $B.$ $IUI$  $II$ Transfer of ovum collected from a donor into the fallopian tube where fertilization occur
$C.$   $IUT$  $III$ Formation of embryo by directly injecting sperm into the
  $D.$ $GIFT$ $IV$  Transfer of the zygote or early embryo (with upto $8$ blastomeres) into a fallopian tube.
 $E.$  $ZIFT$ $V$  Transfer of embryo with more than $8$ blastomeres into the uterus

 

  • [AIIMS 2017]

$GIFT$ is

  • [AIIMS 2009]

$A$ : In test-tube baby programme, ova from wife/donor (female) and sperms from the husband/donor (male) are collected and induced to form zygote under simulated conditions in laboratory.
$R$ : Embryos with more than 8 blastomeres are then transferred to fallopian tube $(ZIFT)$ to complete its further development.

Give scientific reasons : A couple without children can have a child by modern research.