Genetics Vocabulary

One of the different forms of the same gene for a particular trait.

• dominant
• recessive
• allele
• gene

A unit of heredity that occupies a specific location on a chromosome

• allele
• trait
• gene
• DNA

The physical expression of a trait as a result of its genotype.

• heredity
• gene
• allele
• phenotype

Dyed hair, ear piercings, and sun tans are examples of what kind of traits?

• inherited
• learned
• genetic
• acquired

A gene that can be controlled by a dominant form of the gene.

• acquired
• recessive
• inherited
• dominant

Means the same as homozygous dominant.

• gene
• phenotype
• allele
• purebred

Natural eye and hair color, and hitchhikers thumb, are examples of what kind of traits?

• aquired
• recessive
• inherited
• dominant

Females have these types of cells which carry XX chromosomes.

• dominant
• recessive
• egg
• sperm

 A gene that controls its recessive form and determines the phenotype. 

• dominant
• homozygous
• genetic
• genotype

Abbreviation for deoxyribonucleic acid chemical makeup of genes.

• DIX
• DIY
• DNA
• DA