Genetics/Punnett Square Review

What is an organism's genetic makeup or allele combinations?

What are different forms of a gene called?

Which of the following is homozygous recessive: AA, Aa, or aa?

What do we call having two identical alleles for a trait?

What is the term for a condition in which both alleles for a gene are expressed so that both traits are visible?

What is the term for the observable characteristics of an organism?

What is the difference between homozygous and heterozygous?

What is the term for an allele that masks the effect of another allele?

What is the term for an allele that is masked by a dominant allele?

What is the purpose of a Punnett square?