Flashcards in Ch. 20 Homework Deck (11)
The term ______ refers to the outward expression of a trait, either physically, microscopically, or metabolically.
This is determined by which ______ their chromosomes possess for a specific trait.
The combination of alleles of an organism is referred to as the organism's ______.
For diploid organisms, each cell contains ______ alleles for each trait, referred to as the dominant and recessive alleles.
If an organism possesses two dominant alleles, the term ______ ______ can be used to describe its genotype, and it will exhibit a dominant phenotype.
If, however, it possesses two recessive alleles, the term ______ ______ can be used to describe its genotype, and it will exhibit a recessive phenotype.
The term ______ ______ can be used to describe the genotype of an organism that possesses one dominant and one recessive allele, and this individual will still express a dominant phenotype.
Skin color and height are examples of polygenic traits that are controlled by ______ sets of alleles.
Polygenic traits are graphically represented as a ______ curve.
In polygenic inheritance, ______ alleles all code for product and have a ______ effect on phenotype.