Fill in: selective, dominant, recessive,primary, model.
1 genes are typically represented in an organism's phenotype. 2 The law of segregation is now one of the principles of genetics. 3 breeding is a way of guaranteeing that certain traits are inherited. 4 A system is an organism that is used to study and understand certain patterns. 5 An allele that is will only produce its characteristic when paired with an identical allele.
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