Genetics Vocabulary Quiz

A ______  is a segment of DNA found on a chromosome.

• Allele
• Gene
• Chromosome
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This is a tool used to show probability of allele combinations

• Bloodwork
• Punnett square
• Monohybrid cross
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Structures found in the nucleus of a cell that contain DNA

• DNA
• Nucleolus
• Chromosomes
• Recessive genes

Which term means the passing of traits from one generation to another?

• Chromosomes
• Genetis
• Phenotype
• Heredity

The genetic code of an organism- the actual make up of the organism

• Genotype
• Chromosomes
• Genes
• Phenotype

The trait that is expressed, not hidden, shown with an upper case letter.

• Genotype
• Phenotype
• Dominant
• Recessive

One gene from the pair is called an _______ - a form of the trait.

• Homozygous gene
• Allele
• Chromosome
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A segment of DNA found on a chromosome that determines a trait

• Gene
• Phenotype
• Genotype
• Nucleolus

Another name for a purebred. Either two dominant alleles or two recessive alleles

• Genotype
• Homozygous
• Phenotype
• Heterozygous

This is what you see, a physical characteristic.

• Phenotype
• Genotype
• Homozygous
• Heterozygous