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Hoffman Bio - S2 #1
Semester 2 - List #1
Question | Answer |
---|---|
Genotype | set of alleles an organisms contains that codes for a specific trait |
Phenotype | outward appearance, or physical characteristics, of an organisms based on their specific genes |
Genetics | study of the inheritance of traits and their variations |
Trait | distinguishing characteristics which are inherited by an organism |
Allele | variations of a gene at a specific location on the chromosomes |
Homozygous | any individual organism that inherits the same allele for a gene from both parents |
Heterozygous | any individual organisms that inherits different alleles for a gene from each parent |
Dominant | an allele which will be expressed as a characteristic in an offspring if it is present in any form |
Recessive | an allele which is only expressed if it is inherited from each parent; |
Genome | all the genes contained within an organism |
Cross | the mating of two organisms |
Purebred | any organisms which is genetically uniform to it's ancestors |