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4.1 Vocabulary Science

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Heredity   passing of physical characteristics from parent to offspring  
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Trait   each different form of a characteristics, such as stem height or seed color  
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Fertilization   a new organism begins to form when egg and sperm join in the process  
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Gentics   the scientific study of heredity  
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Purebred   the offspring of many generations that have the same trait  
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Gene   factors that control a trait  
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Alleles   different forms of a gene  
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Dominant Allele   one whose trait always shows up in the organism when the allele is present  
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Recessive Allele   is hidden whenever the dominant is present  
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Hybrid   organism that has two different allele for a trait  
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