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vocab

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
The passing of traits from parents to offspring   heredity  
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A characteristic that an organism can pass on to its offspring through its genes   trait  
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The scientific study of heredity   genetics  
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The joining of a sperm and an egg   fertilization  
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The offspring of many generations that have the same traits   purebred  
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The set of information that controls a trait   gene  
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The different forms of a gene   alleles  
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An allele whose trait always shows up in the organism when the allele is present   dominant allele  
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An allele that is masked when a dominant allele is present   recessive allele  
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An organism that has two different alleles for a trait   hybrid  
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A number that describes how likely it is that an event will occur   probobility  
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A chart that shows all possible combinations of alleles that can result from a genetic cross   Punnett square  
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An organisms physical appearence or visible traits   phenotype  
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An organisms genetic makeup, or allele combinations   genotype  
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Having two of the same alleles for a trait   homozygous  
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having two different alleles for a trait   heterozygous  
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A condition in which neither of two alleles of a gene are dominant or recessive   codominance  
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The process by which the number of chromosomes is reduced by half to form sex cells   meiosis  
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Takes the code from the nucleus to the ribosome in the cytoplasm   messenger RNA  
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The RNA that encodes the code of the messenger RNA to make the proteins   transfer RNA  
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Any change in a gene or trait   mutation  
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