State three functions of the placenta
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Solution
Three functions of placenta :
1) It brings nutrition from the maternal bloodstream into the foetus.
2) Placenta helps in exchange of oxygen and carbon dioxide between foetus and mother and helps in respirations
3) The nitrogenous waste products produced as a result of metabolic activities of the embryo diffuse through the placenta into the maternal blood stream.
Concept: Fertilisation and Implantation
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