Question
Biology Question on Pregnancy And Embryonic Development
Placenta in addition to connection with mother and foetus to ductless gland. It releases human gonadotropins.
Both Assertion, and Reason are true and Reason is the correct explanation of Assertion
Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion
Assertion is true, but Reason is false
Both Assertion and Reason are false
Both Assertion, and Reason are true and Reason is the correct explanation of Assertion
Solution
Placenta is a temporary intimate physiological connection between foetal and maternal tissues for the nutrition, respiration and excretion of the foetus. It is considered as a ductless gland as it secretes hormones such as human gonadotropin (hCG) relaxin, oestrogens, progesterone, hCG. These hormones are necessory for supporting the foetal growth, metabolic changes in mother and maintenance of pregnancy.