1. Vocab #19
Mr. Addeo

2. Having two different alleles for a particular gene.
Heterozygous
Having two different alleles for a particular gene.

3. Having two identical alleles for a particular gene.
Homozygous
Having two identical alleles for a particular gene.

4. Carrier
A person who has one recessive allele and one dominant allele for a trait.

5. Punnett Square
A chart that shows all the possible combinations of alleles that can result from a genetic cross.

6. Pedigree
A chart that shows the presence or absence of a trait according to the relationships within a family across several generations.