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Glossary of Academic Biology Chapter 9.1

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heredity
the transmission of characteristics from parents to offspring
traits
characteristics
pollination
occurs when pollen grains are transferred to the stigma
anthers
male reproductive parts of the flower
stigma
female reproductive parts of the flower
Self-pollination
pollen transferred to stigma of same flower or flower on same plant
Cross-pollination
involves flowers of 2 different plants
pure
plants *pure* for a trait always produce offspring with that trait
strain
plants that are pure to a specific trait
law of segregation
states that a pair of factors is segregated, or separated, during the formation of gametes
law of independent assortment
factors for different characteristics are distributed to gametes independently
molecular genetics
the study of the structure and function of chromosomes and genes
alelle
each of several alternative forms of a gene

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