Genetics

In a population of cardinals, all the birds have short beaks. Their short beaks are an example of

• a learned behavior 
• an inherited trait
• an acquired trait
• an inherited behavior 

The science of heredity

• heredity
• genetics
• trait
• gene

The passing of traits from parents to offspring

• heredity
• genetics
• trait
• alleles

The different forms of a gene

• heredity
• genetics
• gene
• alleles

The factors that control a trait

• genetics
• trait
• gene
• alleles

This trait always shows up in an organism when the allele is present

• dominant allele
• codominance
• probability
• recessive allele

This trait is hidden whenever the dominant allele is present

• dominant allele
• codominance
• recessive allele
• Punnett Square

A chart that shows all the possible combinations of alleles that can result from a genetic cross

• dominant allele
• codominance
• probability
• Punnett Square

The mathematical chance that an event will occur

• dominant allele
• probability
• recessive allele
• Punnett Square

An organism's physical appearance or visible traits

• fertilization
• genotype
• phenotype
• homozygous