Genetics Vocab

Physical characteristics, or visible traits of an organism

• phenotype

• genotype

• trait

Which of the following is homozygous recessive?

• Tt
• tt
• TT
• T

Which of the following is homozygous dominant?

• Jj
• Rr
• MM
• ee

Which of the following terms describes the study of inheritance (heredity)?

• Traits

• Genetics

• Meiosis

• Gene

What is a trait?

• The passing of genes from parent to offspring

• The study of inheritance (heredity)

• A segment of DNA

• A specific characteristic that is controlled by genes

Which of the following terms describes the passing of genes (traits) from parent to offspring?

• Heredity

• Genetics

• Traits

• Allele

Which of the following terms describes a segment of DNA that codes for a specific trait?

• Allele

• Phenotype

• Gene

• Chromosome

What is a phenotype (ex. pink flowers)?

• Letters that represent two alleles of a gene

• Physical trait/characteristics

• Versions of a gene

• a trait that is always expressed

Which of the following terms describes the letters that represent two alleles of a gene (Ex. AA, Aa, or aa)?

• Phenotype

• Trait

• Genotype

• Homologous Chromosomes

Which of the following terms describe an allele?

• The versions of a gene

• Physical trait/characteristics

• A segment of DNA that codes for a specific trait

• A specific characteristic that is controlled by genes