Genetics Review

Front

What is the phenotype of a bird with the genotype Bb?

Back

The phenotype is blue.

Front

What do scientists call an organism that has two different alleles for a trait?

Back

A hybrid.

Front

What is a trait that can be learned or changed depending on an organism's interaction with its environment?

Back

An acquired trait.

Front

What is a segment of DNA that gives instructions for making a protein?

Back

A gene.

Front

What is the exact pairing of the alleles such as BB, bb, or Bb known as?

Back

Genotypes.

Front

What is the term for the observable characteristics of an organism?

Back

Phenotype.

Front

What are the different forms of a gene called?

Back

Alleles.

Front

What is the genetic makeup of an organism referred to as?

Back

Genotype.

Front

What type of trait is passed from parents to offspring?

Back

An inherited trait.

Front

What is the term for an organism that has two identical alleles for a trait?

Back

Purebred.