Khan Academy: Biology
14 video lessons available
Introduction to Evolution and Natural Selection
Introduction to evolution, variation in a population and natural selection
Source: Salman Khan - Khan Academy
All Lessons in This Course
Introduction to Evolution and Natural Selection
Introduction to evolution, variation in a population and natural selection
Ape Clarification
Ape Clarification - that they have no tails
Intelligent Design and Evolution
The argument that evolution speaks to being the most 'intelligent design'
Evolution Clarification
Clarifying some points on evolution and intelligent design
Natural Selection and the Owl Butterfly
How the 'Owl Butterfly' may have gotten the spot on its wings
DNA
An introduction to DNA
Variation in a Species
How variation can be introduced into a species
Chromosomes, Chromatids, Chromatin, etc.
The vocabulary of DNA: chromosomes, chromatids, chromatin, transcription, translation, and replication
Mitosis, Meiosis and Sexual Reproduction
Mitosis, meiosis and sexual reproduction. Understanding gametes, zygotes, and haploid / diploid numbers
Phases of Mitosis
Explanation of the phases of mitosis
Phases of Meiosis
The phases of Meiosis
Embryonic Stem Cells
An overview of early development of a zygote to an embryo - Embryonic and somatic stem cells
Cancer
An introduction to what cancer is and how it is the by-product of broken DNA replication
Introduction to Heredity
Heredity and Classical Genetics - Dominant and recessive traits - Heterozygous and homozygous genotypes