QUESTIONS PreAP Unit 2 Set 1 Vocab

A letter representing a version of a gene is called a ________.

• Allele

• Chromosome

• Genotype

• Phenotype

Tags

NGSS.HS-LS3-1

The genetic code an organism has (ex: AA, Aa, or aa) is called its ________.

• Genotype

• Phenotype

• Allele

• Chromosome

The physical traits you can see (like eye color, height, or flower color) are called ________.

• Phenotype

• Genotype

• Allele

• Chromosome

The connection between species that shows how closely they are related through common ancestors is called ________.

• Evolutionary relationship

• Genetic drift

• Natural selection

• Ecological niche

Tags

NGSS.HS-LS4-1

A group of organisms that can reproduce together and make fertile offspring is called a ________.

• Species

• Genus

• Family

• Kingdom

Traits or structures shared by different organisms because of common ancestry are called ________.

• Homologies

• Analogies

• Mutations

• Adaptations

Tags

NGSS.HS-LS4-1

A body part that an organism still has but no longer needs for its original purpose (ex: tailbone, male nipples) is called a ________.

• Vestigial Structure

• Homologous Structure

• Analogous Structure

• Adaptive Trait

Tags

NGSS.MS-LS4-2

The idea that different species today came from the same past ancestor is called ________.

• Common ancestry

• Genetic drift

• Natural selection

• Speciation

Tags

NGSS.HS-LS4-1

The scientific explanation of how species change over time through natural selection and other processes (ex: gene mutations) is called the ________.

• Theory of evolution

• Law of gravity

• Theory of relativity

• Big Bang theory

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Telling how old a fossil is compared to others by looking at rock layers is called ________.

• Relative dating

• Carbon dating

• Fossilization

• Radioactive decay