Review Evolution

Random changes in DNA

• Mutations
• Genetic drift
• Recessive traits
• Chromosomal crossover

Tags

NGSS.HS-LS3-2

Sudden drastic reduction in population by a natural disaster

• Punctuated Equlibrium

• Population stability
• Bottleneck Effect

• Founders Effect

Tags

NGSS.HS-LS4-5

Nature selects for or against certain phenotypes 

• Mutation

• Adaptation

• Genetic Drift

• Natural selection

Tags

NGSS.HS-LS4-4

Transfer of genetic material from one population to another through migration

• Genetic drift
• Natural selection
• Mutation
• Gene flow

A small number of individuals randomly become isolated from the main population

• Bottleneck Effect

• Founder Effect

• Gene Flow

• Natural Selection

Beneficial alleles allow organisms to SURVIVE, REPRODUCE, and PASS ON traits

• Genetic Drift

• Natural Selection

• Mutation

• Speciation

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Trait to help survival

• Allele

• Migration
• Abrupt

• Adaptation

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Different versions of genes

• Alleles
• DNA sequences
• Chromosomes
• Genes

Tags

NGSS.HS-LS3-2

Humans choose traits for breeding

• Natural selection
• Hybridization
• Genetic drift
• Artificial Selection

Ability to survive, reproduce, pass on traits

• Genetic drift
• Fitness

• Adaptation

• Environmental change

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

NGSS.HS-LS4-5