Khan Academy
Khan Academy: Alleles and Genes
Learn about the gene as a stretch of DNA on a chromosome. Also find out about alleles as versions or sequence variants of a gene. [8:17]
PBS
Pbs Learning Media: How Dna Replicates
This narrated animation from Interactive NOVA: "The Secret of Life" illustrates DNA replication. [48 mimn]
Khan Academy
Khan Academy: Bozeman Science: Genetic Recombination and Gene Mapping
Mr. Andersen explains the concepts of genetic recombination and gene mapping. [9:43]
Khan Academy
Khan Academy: Alleles and Genes
A gene as a stretch of DNA on a chromosome. Alleles as versions (sequence variants) of a gene. [8:18]
University of Utah
University of Utah: What Are Dna and Genes?
An explanation of what DNA and genes are. Includes video and text. [1:13]
Khan Academy
Khan Academy: Alleles and Genes
Understand how a gene is a stretch of DNA on a chromosome. Find out about alleles in their role as versions sequence variants of a gene. [8:18]
Khan Academy
Khan Academy: Heredity and Genetics: Genetics 101 Part 1: What Are Genes?
Find out about the basics of cells, chromosomes, and the genes contained in your DNA. [4:26]
Sophia Learning
Sophia: Predicting the Inheritance of Traits With Genes
This lesson will discuss how scientists use dominant and recessive genes to predict inherited traits of offspring.
Khan Academy
Khan Academy: Biology: Introduction to Heredity
An introduction to heredity. Understand important terms in genetics like dominant and recessive traits, and heterozygous and homozygous genotypes. [17:27]