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VOCABULARY FOR AIM 6.3 (GENETICS)

STUDY
PLAY
Heredity
Passing of traits from parent to offspring
-ex. eye color
Alleles
Different forms of a trait that a gene may have
-1 allele in each sex cell
Genetics
Study of how traits are inherited through the interactions of alleles
Hybrids
Received different genetic info, or different alleles, for a trait form each parent
Purebred
An organism that always produces the same traits generation after generation
Dominant
A trait that can "cover up" other traits in the pair
-symbol with a capital letter
-ex. G
Recessive
A trait that seems to "hide" behind dominant traits
-symbol with a lower case letter
-ex. g
Genotype
Genetic makeup of an organism
-A DOMINANT trait is represented by an capital letter
ex. Green pea = G
-A RECESSIVE trait is represented by a lower-case letter
ex. Yellow pea = g
Phenotype
Physical expression of the genes
-ex. height