Plants often have more than two copies of each chromosome — a condition known as polyploidy — and seedless fruits grow when crosses yield offspring with incompatible chromosomes.

The trick to seedless watermelon's staying power starts at the DNA level. These melons are triploids, which means they're bred from a combination of watermelons with different chromosome counts.

*Plants That Have No Flowers or Seeds* (1967) is an 11-minute educational film produced by Coronet. It explores examples of non-flowering, seedless plants, such as ferns, mosses, and fungi ...

Those are becoming harder and harder to find, both on grocery store shelves and at farmers markets. According to the ...

Other plants, like grape vines or apples, in nature don’t reproduce asexually. But we can use some techniques like grafting, cutting and air layering so that we can propagate them asexually.

Pollenizer research should help seedless watermelon farmers Date: October 16, 2012 Source: North Carolina State University Summary: Research on flower production and disease resistance in ...

University of California - Riverside. "New Seedless Tangerine-Like Citrus Plant Developed." ScienceDaily. ScienceDaily, 7 August 2009. <www.sciencedaily.com / releases / 2009 / 08 / 090804174729.htm>.

Parthenocarpy, the formation of seedless fruits in the absence of functional fertilization, is a desirable trait for several important crop plants, including tomato (Solanum lycopersicum). Seedless ...

In this episode we’ll explore the earliest plants: bryophytes and seedless vascular plants Forget your favorite flowers, because we’re talking all about the mean green sporing machines. In ...