In human female, blastocyst

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2.Human Reproduction

normal

In human female, the blastocyst

Forms placenta even before implantation

Gets implanted in the uterus $3\; days$ after ovulation

Gets implanted in the endometrium by trophoblast cells

The trophoblast cells get differentiated as the embryo

Solution

After implantation, chorionic villi and uterine tissue become interdigitated with each other and jointly form placenta.
Blastocyst gets implanted in the uterus about $7 \;days$ after fertilization.
Inner cell mass gets differentiated into embryo.

Standard 12

Biology

Given below is an incomplete flow chart showing influence of hormones of gametogenesis in human females. $A, B, C$ and $D$ in the chart refers to

normal

The chemical substance found in the surface layer of cytoplasm of spermatozoa is

normal

In mammals the female secondary sexual characters are developed by the hormone

normal

Both corpus luteum and macula lutea are

normal

(AIIMS-2008)

Egg which contains very little amount of yolk are called as

normal

In human female, the blastocyst

Solution

Similar Questions

Given below is an incomplete flow chart showing influence of hormones of gametogenesis in human females. $A, B, C$ and $D$ in the chart refers to

The chemical substance found in the surface layer of cytoplasm of spermatozoa is

In mammals the female secondary sexual characters are developed by the hormone

Both corpus luteum and macula lutea are

Egg which contains very little amount of yolk are called as

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