India, April 1 -- Scientists have uncovered key genetic and developmental mechanisms underlying seed-lessness in grapes, a trait highly valued by consumers and the grape industry worldwide. Grapes are ...

Evolution has fostered many reproductive strategies across the spectrum of life. From dandelions to giraffes, nature finds a way. One of those ways creates quite a bit of suffering for humans: pollen, ...

Pollen is the powder produced by the male sex organs of seed plants which contains the microgametophytes, which in turn produce the male gametes. Pollen grains have a hard coat that protects the sperm ...

Within the ovule, the female gametophyte is generated by mitosis of the haploid megaspore, forming a mature gametophyte of seven cells. During this process, the egg and central cell lineages are ...