In given diagram find out, A, B and C

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2.Human Reproduction

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In the given diagram find out, $A, B$ and $C$

$A-$Plug of mucous in cervix, $B-$Placement villi, $C-$Umbilical cord

$A-$Umbilical cord, $B-$Placement villi, $C-$ Plug of mucous in cervix

$A-$Umbilical cord, $B-$Plug of mucous in cervix, $C-$ Placement villi

$A-$Placement villi, $B-$ Plug of mucous in cervix, $C-$Umbilical cord

Solution

After implantation, finger-like projections appear on the trophoblast called chorionic villi, which are surrounded by the uterine tissue and maternal blood. The chorionic villi and uterine tissue become interdigitated with each other and jointly form a structural and functional unit between developing embryo (foetus) and maternal body called placenta

Standard 12

Biology

$A$ : Lack of menstruation may be indicative of pregnancy.
$R$ : Menstruation only occurs if the released ovum is fertilised.

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Menstrual cycles ceases : Menopase :: First menstruation begins :

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During the development, the point of entry of sperm in the eggs at fertilization

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

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Which one of the following parts serves the function of primary organizer in frog

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In the given diagram find out, $A, B$ and $C$

Solution

Similar Questions

$A$ : Lack of menstruation may be indicative of pregnancy. $R$ : Menstruation only occurs if the released ovum is fertilised.

Menstrual cycles ceases : Menopase :: First menstruation begins :

During the development, the point of entry of sperm in the eggs at fertilization

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

Which one of the following parts serves the function of primary organizer in frog

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$A$ : Lack of menstruation may be indicative of pregnancy.
$R$ : Menstruation only occurs if the released ovum is fertilised.