____ distinguished between bisporic and tetrasporic.

Pollen grain are able to tolerate extremes of temperature and desiccation because their exine consists of </…

What is apomixis and what is its importance?<br> </h2></div>

The legume fruit develops from</h2></div>

The larger basal cells in dicots are called the _____ cells.

In <i>Ficus religiosa </i>(peepal), the pollination is affected by</h2></div>

Cross between unrelated organisms is?</h2></div>

The endosperm in angiosperms develops from</h2></div>