Biology, asked by yashi3555, 1 year ago

explain the terms.. Implantation and placenta...??? maximum average duation of human pregnancy..??

Answers

Answered by brainlystargirl
4
Heya.......

@@ Implantation ..

It is the time process to attach the embryo to the uterine wall ,, known as Implantation.....

@@ Placenta....

It is the special tissue contacting villi on the embryo side to serve as nutritive organ....

@@ Maximum average time of pregnancy in human is....

280 days ( 9 months ) approximately....
Answered by tanishka683
5
here's solution for you
Attachments:

yashi3555: siisy you missed last ans
tanishka683: ohh sorry its 9 months
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