Synergids are which type ?
Diploid
Haploid
Triploid
Tetraploid
Examine the figure given below and select the right option giving all the four parts $a, b, c$ and $d$. Correctly identify
$a\quad\;b\quad\;c\quad\;d$
Identify the labelled part $X, Y$ and $Z$ from the given figure :
$X-Y-Z$
In angiosperms, functional megaspore develops into
The formation of embryo sac is called
Syngamy means