Animal cells and plant cells can form tissues ... Sex cells are called gametes. These are sperm and eggs (or ova) in animals, and pollen and ova in plants eggs (or ova ) are female gametes ...

Rice is a staple food crop for more than half the world's population, but most farmers don't grow high-yielding varieties ...

Sperm are the most diverse and rapidly evolving cell type. Why sperm have undergone such dramatic evolution is a mystery that ...

This discovery provides new insights into pollen grain development and seed formation, paving the way for innovative ...

A sperm cell and an egg cell each contain half the ... He bred generations of pea plants and meticulously kept track of each plant’s traits from size to color to seed shape.

Bayer and colleagues describe the first paternal effect on plant embryogenesis ... division are mediated by a signal provided by the sperm cells. In flowering plants, including Arabidopsis ...