Normally,the number of chromosomes in the nuclei of gametes that fuse at fertilization are

Product of sexual reproduction generally generates:

In the gametophytic phase -

After culturing the anther of a plant,a few diploid plants were found along with haploid plants. The diploid plants could have arisen from

Offspring produced by sexual reproduction exhibit more variation than those produced by asexual reproduction because

Identify the haploid and diploid structures from the following list:
$I$ - Megaspore mother cell
$II$ - Microspore mother cell
$III$ - Egg cell
$IV$ - Male gamete
$V$ - Synergid
$VI$ - Embryo
$VII$ - Antipodal cell
$VIII$ - Zygote
$IX$ - Megaspore
$X$ - Microspore
Select the correct grouping for Haploid and Diploid structures.