Evol Vocab Quiz

A version of a gene is called a(n)

• allele

• characteristic

• specific gene

• trait

Tags

NGSS.HS-LS3-1

A trait that is expressed only when two copies of the allele are present is a(n).

• characteristic

• dominant trait

• gene

• recessive trait

Tags

NGSS.HS-LS3-1

An organism’s genetic makeup; the pair of alleles for a trait is called a(n)

• dominant trait

• genotype

• phenotype

• recessive trait

An organism’s physical expression of a trait is called a(n)

• dominant trait

• genotype

• phenotype

• recessive trait

What is it called when both alleles in a genotype are the same?

• Dominance

• Heterozygous

• Homozygous

• Recessiveness

Tags

NGSS.HS-LS3-1

What is it called when the alleles in a genotype are different?

• Dominance

• Heterozygous

• Homozygous

• Recessiveness

Tags

NGSS.HS-LS3-2

Which pair of alleles is an example of homozygous recessive?

• bb

• BB

• Bb

Tags

NGSS.HS-LS3-2

What is the process by which organisms better adapted to their environment tend to survive and produce more offspring?

• Natural Selection

• Genetic Drift

• Mutation

• Gene Flow

Tags

NGSS.MS-LS4-4

Which term describes the change in the heritable characteristics of biological populations over successive generations?

• Evolution

• Adaptation

• Speciation

• Extinction

Tags

NGSS.MS-LS4-4

What is the term for a structure in an organism that has lost all or most of its original function in the course of evolution?

• Vestigial Structure

• Analogous Structure

• Homologous Structure

• Adaptive Structure

Tags

NGSS.MS-LS4-2