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Learning about Heredity

Gregor Mendel is the father of . He was curious why sisters and don’t look alike. Mendel traced how traits were passed from parent plants to their offspring. Peas grow quickly, so he could observe hundreds of . These large numbers helped Mendel obtain accurate in his experiments. He studied , where pollen grains are transferred from the male to female part of the plant. Male and female sex cells join in a process called . The single cell develops into a(n). Mendel crossed tall and short plants to create offspring that were . The resulting plants were tall, which he called the trait.