Genetics Vocabulary

describes a trait that covers up, or dominates, another form of the trait

• Dominant
• Recessive
• Co-dominance
• Heredity

Both alleles for a characteristic are the same

• Hybrid
• Heterozygous
• Homozygous
• Phenotype

A type of gene that is hidden by a dominant gene.

• Dominant
• Codominant
• Recessive
• Mutation

The genes an organism has for a specific trait.

• Genotype
• Phenotype
• Punnett Square
  
• Dominant Allele
  

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How an organism actually looks based on a specific trait.

• Genotype
• Phenotype
• Punnett Square
  
• Dominant Allele
  

Tags

NGSS.HS-LS1-1

Having two identical alleles for a trait.

• Homozygous
  
• Heterozygous
  
• Trait
  
• Allele
  

Having two different alleles for a trait.

• Homozygous
  
• Heterozygous
  
• Trait
  
• Allele
  

Tags

NGSS.HS-LS3-2

The different forms a gene can have.

• Allele
• Trait
  
• Genotype
• Phenotype

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-3

An allele whose trait always shows up in the organism when the allele is present.  

• Dominant Allele
  
• Recessive Allele
  
• Homozygous
  
• Heterozygous
  

An allele that is masked when a dominant allele is present.  

• Dominant Allele
  
• Recessive Allele
  
• Homozygous
  
• Heterozygous