This video segment adapted from NOVA explains how flowers play a central role in the reproductive cycle of plants. Their striking array of colors, patterns, fragrances, and nectar all require lots of ...

1. Petals-Generally coloured part of a flower and collectively called as corolla. 2. Sepals-Green part just below the petals and collectively called as calyx. 3. Stamen-Male reproductive part and ...

In flowering plants, male and female reproductive structures can be found in the same individual plant. The organ of sexual reproduction is the flower. Male gametes are found in pollen grains and ...

A gradient (red) in the concentration of auxin, a plant hormone, determines that only one of the eight undifferentiated nuclei in a plant's embryo sac will become an egg. (In this image, a large ...

Scientists have developed a way to image sexual reproduction in living flowers, according to a study published today in the open-access journal eLife. The new technique, originally reported on bioRxiv ...

Researchers have discovered a “perfectly-preserved” example of sexual reproduction in flowering plants in a 100-million-year old amber fossil. A 100 million-year-old amber fossil contains flowering ...

The Mostly Male theory is the first to use evidence from gene phylogenies, genetics, modern plant morphology and fossils to explain the evolutionary origin of flowers. It proposes that flower ...

In this video we will learn about the structure of the female reproductive part (pistil) of a flower. Your career begins here! At Jagranjosh.com, our vision is to ...