Single nucleotide polymorphisms (SNPs)

An image of a family tree depicting the occurance of single nucleotide polymorphisms.

dna mutation,single nucleotide polymorphisms,occurance,mutations,family tree

  • ID: 15557
  • Source: DNALC.DNAi

Related Content

15617. DNA nucleotide mutation

A single DNA nucleotide undergoes a "point" mutation, changing an A to a T.

  • ID: 15617
  • Source: DNAi

554. Single Nucleotide Polymorphisms

A single nucleotide polymorphism, or SNP, occurs when two individuals in the population differ by a single letter in the DNA sequence.

  • ID: 554
  • Source: DNALC.G2C

15242. Using RFLPs or SNPs to study patterns in families, Mark Skolnick

Mark Skolnick talks about using RFLPs or SNPs to study patterns in families

  • ID: 15242
  • Source: DNAi

15092. Studying the Y chromosome to understand population origins and migration, Michael Hammer

Evolutionary geneticist Michael Hammer speaks about the markers used to analyze DNA variation in the Y chromosome.

  • ID: 15092
  • Source: DNAi

16587. Concept 27: Mutations are changes in genetic information.

Some mutations are starting points for evolution, others are responsible for disease.

  • ID: 16587
  • Source: DNAFTB

16611. Problem 27: Mutations are changes in genetic information.

Use mutations to measure human evolution.

  • ID: 16611
  • Source: DNALC.DNAFTB

15608. Human/Neandertal/Chimp mutation evoluton tree

Mutations in our DNA can be used to trace the relationships between different populations and species.

  • ID: 15608
  • Source: DNAi

15618. mutation family tree

A hypothetical family tree useing color to illustrate different lineages. At each colored branching point, one lineage has accumulated a new mutation. The black line indicates modern times.

  • ID: 15618
  • Source: DNAi

935. Hallmarks, Overview

Cancer is a disease that affects people of all nationalities and age groups and all cancers start with mutations in one cell.

  • ID: 935
  • Source: IC

15168. Accumulating DNA mutations through time, Mark Stoneking

Geneticist Mark Stoneking talks about the difficulties of measuring time by mutations.

  • ID: 15168
  • Source: DNAi