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More fun with Heredity

Across
Two of the same alleles for a trait
What we call the sex cells
Neither is dominant
Not a sex chromosome
Organism with two different alleles for the same trait
One allele hides the other and yellow appears in labradors
Down
Observable characteristics that are expressed as a result of the allele pairs
Both appear
Uneven numbers of chromosomes in gametes
An organisms allele pairs
Controlled by gene on the X chromosome
Where all bad cells go when they don't follow the rules
Alternative form that a single gene might have