Ectopic pregnancies are referred to as
implantation of defective embryo in the uterus
pregnancies terminated due to hormonal imbalance
pregnancies with genetic abnormality
implantation of embryo at site other than uterus.
Phallic organs in cockroach are related to
$A$ : Fertilin protein is present in the egg membrane.
$R$ : It helps in agglutination reaction
Proctodaeum in rabbit is
Enlarged end of penis (called the glans penis) is covered by the skin called
Which hormone is produced throughout the menstrual cycle?