Jon E. Christensen, Harry T. Horner, Jr. The spatial relationships observed during microsporogenesis and pollen development in Sorghum bicolor indicate that a strong polarization exists in the anther ...
When insects carry the pollen from one flower to another to pollinate them, the pollen must attach to and detach from different surfaces. Scientists have discovered that the mechanisms are far more ...
1. Pollen development in Delicious is normal, while in Stayman Winesap it is characterized by certain abnormalities. 2. Instead of the 14 pairs of chromosomes found in Delicious, there are a number of ...
Meet the Scientist Digitizing Millions of Fossilized Pollen Grains to Reveal Earth’s Climate History
Smithsonian researcher Ingrid Romero studies fossil pollen to reconstruct ancient climates and predict future changes ...
It cakes our cars in yellow powder every spring and taunts allergy sufferers for months on end, but pollen is more than just plant sperm. New research has determined when pollen comes of age and ...
You may not like bees, but you don’t want to imagine a world without them. Although bee populations began to decline as early as the mid-20th century, scientists did not become alarmed about the ...
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