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2.Human Reproduction
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After implantation, finger-like projections on the trophoblast are called $...A....$ which are surrounded by $...B..$ and maternal blood. Here $A$ and $B$ refers to
A
$A-chorion; B-foetal\; cell$
B
$A-chorionic\; villi; B- uterine\; tissue$
C
$A-uterine\; tissue; B-chorionic\; villi$
D
$A-foetal\; cell; B-chorion$
Solution
$A-Chorionic\; villi; B-Uterine\; tissue$
Standard 12
Biology
Similar Questions
Match the following with correct combination
| Column $-I$ | Column $-II$ |
| $(a)$ Hyaluronidase | $(i)$ Acrosomal reaction |
| $(b)$ Corpus luteum | $(ii)$ Morphogenetic movements |
| $(c)$ Gastrulation | $(iii)$ Progesterone |
| $(d)$ Capacitation | $(iv)$ Mammary gland |
| (e) Colostrum | $(v)$ Sperm activation |
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