Attachment of foetus to placenta occurs through

The immunity acquired from mother to foetus across placenta or through mother's milk to infants is unown as -----.

Short - lived immunity acquired from mother to foetus across placenta or through mother's milk to infants is categorised as :

Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is catego- rized as:

short lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is:

Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is categorised as

Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is catego- rized as:

Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is catego- rized as:

Short lived immunity acquired from mother to foetus across placenta mother's milk to the infant is categorized as