Professor Dave Explains
Phylum Rotifera Part 2: Four Major Clades
Rotifers exist in a wide range of shapes, from globular, sac-like floaters to elongated worm-like swimmers and creepers to sessile types. In this video we'll focus on the four major clades of this phylum - though there is debate around...
Journey to the Microcosmos
The Illuminating Reason Perenema Curl Up Into a Ball
Watching this Peranema feels a bit like watching a cat waffling back and forth between whether or not it wants to take a nap. Sometimes the Peranema stretches, its body undulating into an elongated, indescribable geometry as its flagella...
Curated Video
Genetic Engineering: Applications and Concerns
This video explains the process of genetic engineering and discusses some of its applications in crop production and medicine. The process involves modifying the genome of an organism to introduce desirable characteristics, such as...
FuseSchool
Exchange and transport systems in animals
Imagine if it took a couple of months for the oxygen we breathed to reach our cells. Well, if we relied on diffusion alone for oxygen to get to the tips of our toes, it would take about this long. By this time, our cells would have died....
Journey to the Microcosmos
These Walking Ciliates Are Frustrating
The ciliates we’re going to talk about today are kind of…frustrating. At this point in our journey, we’ve gotten used to the fact that the microcosmos is an indecipherable mess at times, filled with organisms that look like each other,...
Journey to the Microcosmos
The Shared Doom of Microscopic Hitchhikers
Our oceans and lakes are filled with copepods, a myriad of small crustacean species that might float as plankton or infect other creatures1. And as they’re living in whatever manner best suits them, some copepods—like our friend...
Curated Video
070 What is a disease?
In this video, Leslie answers a very simple question - What is a disease? But, he look at it from a Biological perspective - since this is Interactive Biology. It's the first in the Pathophysiology series. Enjoy!
FuseSchool
Thinking like a parasite
Ever thought about how the world looks out of a parasite's perspective? This fun video takes you on that journey!
Journey to the Microcosmos
A Two-Headed Ciliate and Other Adorable, Dead, and Extinct Things
The theme of today's episode is pretty simple: things we never thought we’d be showing you, but here we are.
Professor Dave Explains
Alien: Covenant - How Did David Create the Neomorphs?
By now we've hopefully all seen Alien: Covenant. If you haven't, go see it right away! It's awesome, and this has spoilers. After you've seen it, you'll probably have a few questions, just as I did. The main thing that left me wondering,...
Curated Video
Principles of Ecology - Organisms and the Environment Part 1
This section covers the relationship between organisms and their environment. It also covers the Levels of Organization and symbiotic relationships.
Journey to the Microcosmos
Microbes Don’t Actually Look Like Anything
Microbes Don’t Actually Look Like Anything
Journey to the Microcosmos
How to Not Kill an Extremely Rare Microbe
For an activity that mostly involves sitting and staring, microscopy is a surprisingly high stakes task. On the other side of the lens are drops full of potential, a multitude of worlds to unravel and examine. But they’re also fragile...
Curated Video
Nutrition and Energy Flow Part 1
In this section, I talk about the sun as a source of energy, consumers vs. producers and cycles found in nature
Curated Video
What is Biology - Part 2: Lecture 1.1
This lecture goes into an introduction to what biology is, what an organism is and the 5 characteristics of living things.
Journey to the Microcosmos
Tumbling Down Invisible Highways
When we look at bacteria under a microscope, they appear to be tumbling around chaotically, but over the centuries we realized that their pathways have a purpose.
Journey to the Microcosmos
Our Paramecia Are Infected
We recently discovered some Holospora infecting one of our Paramecium samples. How does that happen? How does the Holospora get in there? And how are they so successful at infecting?
Professor Dave Explains
Gene Expression Analysis and DNA Microarray Assays
If we want to understand a biological organism, we turn to the expression of its genome. Which genes are being expressed, and in which cells, and when? How does this differ between a normal cell and a cancer cell? We have incredibly...
Independent Producers
Sea Slug: Animal or Plant?
Small green sea slugs puzzle scientists because they can photosynthesize energy, just like plants. These Eastern Emerald Elysia sea slugs also appear to have several different types of DNA. Scientists are hopeful these sea slugs might...
Journey to the Microcosmos
The Complicated Relationships of the Microcosmos
The Complicated Relationships of the Microcosmos
Curated Video
How Mutations Affect Proteins and Organisms
The video discusses mutations in DNA and how they can affect the organism that carries them. It explains how mutations can occur in the coding and noncoding parts of DNA and how they can impact protein synthesis, specifically by changing...
Mazz Media
Decomposer
This live-action video program is about the word decomposer. The program is designed to reinforce and support a student's comprehension and retention of the word decomposer through use of video footage, photographs, diagrams and...