Stem cell can give rise to/the
Any types of cells
Heart cells
Special tissue
Special organs only
Several hormones like $hCG, hPL$, estrogen, progesterone are produced by
Which one of the following is not the function of placenta?
In which of the following the placenta forms an important structure in development
Hormones secreted by the placenta to maintain pregnancy are
Match the columns
Column $I$ | Column $II$ |
$(a)$ Third week | $(1)$ Development of pre umbilical code |
$(b)$ Third month | $(2)$ Body develops but head remains big |
$(c)$ Fourth week | $(3)$ Embryonic slit widens |
$(d)$ Fourth month | $(4)$ Muscles activate |