Howard Hughes Medical Institute
The Proteasome
How do cells get rid of worn out proteins? Using a short video clip, viewers learn about the role of ubiquitin in flagging worn-out proteins and see how the proteasome degrades flagged proteins.
Howard Hughes Medical Institute
Angiogenesis
How do cancer cells grow? With the right resources, the uncontrolled growth of cancer cells into tumors sometimes happens rapidly. The cancer then metastasizes to other areas of the body. The informative video helps scholars discover...
Be Smart
Can We Get Older Without Aging?
There are reasons elderly people are more susceptible to diseases. A video lesson instructor discusses the changes cells endure over someone's lifespan and how that affects the likelihood of contracting a disease.
Be Smart
The Deadliest Flu Season in History?
Is it possible for another flu outbreak like the Spanish Flu in 1918? A video lesson explains the factors that affect the spread of a virus and its effect on a population. The narrator describes the structure of the different virus...
Howard Hughes Medical Institute
Damage to DNA Leads to Mutation
While our bodies have incredible capabilities to repair damage, some mutations accumulate and lead to disease. Follow the life of a DNA mutation using a computer-generated animation. The narrator explains the impact of radiation,...
PBS
The Two People We're All Related To
Is it possible all current lineage trace back to one male and female? Mitochondria DNA suggest just that! A lesson with this interesting perspective on genetic heredity explains how all human DNA connects to a single male and female in...
PBS
Your Place in the Primate Family Tree
Your family get-togethers are about to become more interesting! A video lesson in the PBS Eons series describes the primate family tree that leads to the one and only—homo sapiens. Discover the fossil evidence that leads scientists to...
Howard Hughes Medical Institute
The Mammalian Molecular Clock Model
Animals don't read clocks, so how do they know when it is time for eating, sleeping, and other cyclical needs? Viewers watch an animation of the genes and the molecular clocks inside most mammals. They compare the difference in wild...
Howard Hughes Medical Institute
Viral Lifecycle
This lesson has gone viral ... literally! An animation video describes how a single virus cell gives rise to a multitude of progeny viruses. Learners explore how a virus infects many cells in a short amount of time.
Howard Hughes Medical Institute
Pocket Mouse Evolution
G.H. Hardy and Wilhelm Weinberg created a mathematical formula to predict genotype frequencies. Observe a simulation of the Hardy-Weinberg equation using pocket mice. Scholars consider the selection coefficient, selective advantage, and...
PBS
When Insects First Flew
Insects developed wings and the ability to fly earlier than any other animal—when exactly did that happen? Scientists know this fact but struggle to explain when insect wings developed and how this entirely new structure appeared. PBS...
Howard Hughes Medical Institute
Gleevec Inhibits Cancer-Causing Kinase BCR-ABL
Less than 30 percent of those diagnosed with acute myeloid leukemia live for five years. One researcher shares a breakthrough in treatment for this specific type of cancer. He explains how it spreads and how the medication prevents the...
Howard Hughes Medical Institute
Natural Selection of Lactose Tolerance
Different regions of the world have greatly varying rates of lactose tolerance. Learn why this mutation spreads in some populations and not others with an educational video. Viewers consider the relationship with natural selection in...
Be Smart
Could You Be Immune to Everything?
Could super immunity be the next big super power? Discover the amazing inner workings of the immune system through an engaging video from an interesting science playlist. Animated antibodies take on a variety of pathogenic invaders while...
PBS
DNA Spells Evolution
In humans, the rate of mutation from one generation to the next is between 100 and 200 mutations. Discover the role of DNA mutation in evolution with an enriching lab activity.
Howard Hughes Medical Institute
Natural Selection and Adaptation
It's not every day that you end up rooting for a mouse. A breathtaking video takes scholars to the American Southwest to learn about the rock pocket mouse. It describes how mice with black fur had an evolutionary advantage in the dark...
FuseSchool
What Is Cancer?
Almost 40 percent of people will have cancer at some point in their lifetime. The Fuse School Genetics video explains what cancer is and how it results in a tumor. It describes the process of cell division and mutation throughout the...
Teacher's Pet
Disruption of Genetic Equilibrium
Could a population stay the exact same over time with no change in allele frequencies? The video explains the Hardy-Weinberg equilibrium theorem and the assumptions it requires. It discusses mutation, migration, gene flow, genetic drift,...
Teacher's Pet
DNA Replication
It takes about 800 hours to replicate an average-sized human chromosome of single linear DNA. The video introduces the concept of DNA replication. It briefly explains the concepts of leading strands and lagging strands.
Veritasium
How Damaging is Radiation?
Is all radiation harmful? The video's narrator interviews unsuspecting citizens to get their take on radiation sources and effects. The resource includes a breakdown of types of radiation and whether each type is capable of causing us harm.
SciShow
The Most Venomous Animals in the World
The king cobra has enough venom to bring down an adult elephant. Video begins with a brief explanation of what venom is before exploring the most venomous animal in the world. It continues with examples of many venomous animals, how they...
SciShow
Why We Age - And How We Can Stop It
As we get older, we age, our bodies and minds deteriorate, but this isn't true of all species. The video begins with why we age and what biological processes cause aging. Then it covers research on worms, mice, and other animals that...
Amoeba Sisters
Mutations: The Potential Power of a Small Change
Are the only mutants you know Ninja Turtles or X-Men? The video explains both gene mutation and chromosome mutation. It includes the subtypes of mutations for each major type, the times when mutations are more likely to happen, and...
Amoeba Sisters
DNA Structure and Function
Chromosomes come in pairs and in pears. The video covers DNA structure and function including the parts of the nucleotide and the four bases. It provides examples of cloning, gene regulation, and mutation.