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2.Human Reproduction
normal
Relaxin (a hormone) is secreted by
A
Placenta
B
Ovary
C
Both $(a)$ and $(b)$
D
Posterior lobe of pituitary
Solution
Relaxin is secreted by ovary as well as by the placenta. Relaxin increases the flexibility of the pubic symphysis and ligaments of the sacroiliac and sacrococcygeal joints that helps to dilate the uterine cervix during labour pain
Standard 12
Biology