Discrete, A type of variation where characteristics can be placed into distinct groups or categories., Continuous, A type of variation where the characteristic shows a range of differences. This type of variation is usually controlled by more than one gene., Chromosome, A structure found in the nucleus that is made out of DNA, Nucleus, The part of a cell where DNA is stored., Gene, A section of DNA that codes for a particular protein., Allele, Different forms of the same gene, Phenotype, The physical appearance of an organism, Genotype, The genetic information contained within the cell. , Dominant, An allele which always shows up in the phenotype. It is represented by a capital letter, Recessive, An allele that can be masked by the presence of a dominant gene. It is represented by a lower case letter., Homozygous, The term used to describe an individual with two copies of the same allele., Heterozygous, A term used to describe an individual with two different alleles for a characteristic..

Genetics

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