Ch. 12 Essential Vocabulary

Physical characteristics of an organism

• phenotype

• fertilization

• genotype

• punnett square

• independent assortment

Process in sexual reproduction in which male and female reproductive cells join to form a new cell

• independent assortment

• punnett square

• phenotype

• fertilization

• genotype

The scientific study of heredity is (a)   .

• independent assortment

• genotype

• phenotype

• genetics

• punnett square

specific characteristic of an individual

• phenotype

• genotype

• independent assortment

• trait

• punnett square

sequence of DNA that codes for a protein and thus determines a trait; factor that is passed from parents to offspring

• punnett square

• gene

• phenotype

• genotype

• independent assortment

one of a number of different forms of a gene

• phenotype

• punnett square

• allele

• genotype

• independent assortment

Sex cell

• punnett square

• phenotype

• independent assortment

• fertilization

• genotype

likelihood that a particular event will occur

• probability

• phenotype

• punnett square

• independent assortment

• genotype

Having two identical alleles for a particular gene is (a)   .

• punnett square
• genotype
• phenotype
• independent assortment
• homozygous

Having two different alleles for a particular gene

• independent assortment

• heterozygous

• phenotype

• punnett square

• genotype