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Chorionic villi and uterine tissue fuse to form ________

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in Biology – Class 12 by (271k points)
Chorionic villi and uterine tissue fuse to form ________

(a) Zygote

(b) Blastula

(c) Placenta

(d) Endometrium

This question was addressed to me in homework.

My doubt is from Human Reproduction in chapter Human Reproduction of Biology – Class 12

1 Answer

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Right choice is (c) Placenta

To elaborate: Trophoblasts project chorionic villi into the endometrium to derive nutrition from the uterine wall. The uterine tissue, in turn, surrounds it along with the blood vessels. These two tissues interdigitate to form the placenta.

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