Cold Spring Harbor Laboratory
Dna From the Beginning: Some Mutations Are Repaired
Experiments found that DNA could sometimes recover from damage. This article illustrates how the discovery was made. Article includes animations, pictures, video, biographical information, and quiz questions that are accessed by clicking...
Texas Education Agency
Texas Gateway: Mechanisms of Genetics: Dna Changes
Given illustrations or partial DNA sequences, students will identify changes in DNA and the significance of these changes.
University of Arizona
The Biology Project: Meiosis Tutorial
This cell biology lesson explains and illustrated the different phases of meiosis. Includes vocabulary and assessment links as well as othe related resources.
University of Utah
University of Utah: Genetic Science Learning Center: What Causes Dna Mutations
Provides a great overview of DNA damage from agents such as ultraviolet light, nuclear radiation, and certain chemicals. Includes DNA strand drawings.
National Cancer Institute at the National Institutes of Health
National Cancer Institute: What Are Gene Mutations?
This website provides an answer to the following question: "What are Gene Mutations?" Many links are provided throughout this short description that access information on related subjects.
Cold Spring Harbor Laboratory
Dna From the Beginning: Mutations Are Changes in Genetic Information
This article explains how and why mutations are so important to genetics.
BiologyWise
Biology Wise: Why Is Meiosis Important in Survival of Life?
Explains the stages and phases of meiosis and why the genetic recombinations that take place during meiosis are so critical to the survival of life on Earth.