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Heredity

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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Question
Answer
Allele   an alternate form that a trait may have for a single trait; can be dominant or recessive  
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Dominant   describes a trait that covers over, or dominants, another form of trait  
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Evolution   change in the genetics of a species over time  
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Extinction   occurs when the last member of a species dies  
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Gene   segment of DNA on a chromosome  
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Genetics   study of heredity  
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Genotype   genes that an organism has-- its genetic makeup  
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Mutation   process that changes DNA to form new alleles  
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Natural Selection   process by which organisms that are suited to a particular environment are better able to survive and reproduce than organisms that are not  
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Phenotype   observable product of genetic makeup and environment's influences on that genetic makeup  
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Punnett Square   tool used to predict probability of certain traits in offspring  
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Recessive   describes a trait that is covered over  
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Trait   feature that an organism gets from its parents  
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