You are here : / / / 6 Reasons Why Your Gums are Bleeding. If you regularly see red when you brush your teeth, it could be cause for concern. Here's why your gums are bleeding ' and what to do about it. Jackie Middleton.
Between 1856 and 1863 Mendel cultivated and tested some 29,000 pea plants (Pisum sativum). This study showed that one in four pea plants had purebred recessive alleles, two out of four were hybrid and one out of four were purebred dominant.
He was at home in the monastery's botanical garden where he spent many hours a day breeding fuchsias and pea plants. Keeping the peas. Mendel did not set out to conduct the first well-controlled and brilliantly-designed experiments in genetics. His goal was to create hybrid pea plants and observe the outcome.