MinuteEarth
The Bacteria That Made Life Possible Is Now Killing Us
Thanks to the St. Croix Watershed Research Station for sponsoring this video! To learn more about their work, visit https://www.smm.org/scwrs/. Aquatic cyanobacteria first oxygenated earth’s air, making human life possible; now, due to...
Bozeman Science
Plants
Paul surveys the Kingdom Plantae. He begins with a brief description of the phylogeny of land plants. He then describes the defining characteristics of plants, including cell walls, embryophytes, alternation of generation and...
Amoeba Sisters
Plants: Diversity, Structure, & Adaptations
Join the Amoeba Sisters in their updated plant structure and adaptations video as they discuss the terms vascular vs nonvascular and how they relate to plants before exploring some general categories of plants (bryophytes, seedless...
Bozeman Science
Gibbs Free Energy
Paul Andersen attempts to explain Gibbs Free Energy. He begins by using three spontaneous reactions to explain how a change in enthalpy, entropy and temperature can affect the free energy of a system. He then applies this concept to...
SciShow
Is There Less Oxygen in the Winter Since Its Colder
Plants make oxygen using photosynthesis, but what happens to the air when those trees drop their leaves in winter?
Bozeman Science
Bioenergetics
Paul Andersen introduces the concept of bioenergetics. He explains how living organisms utilize free energy in the Universe. He begins with a brief discussion of thermodynamics and Gibbs free energy. He then explains how reactions can be...
Bozeman Science
AP Biology Labs - part 1
Paul Andersen details the first 7 of 13 labs in the AP Biology Curriculum. The following topics are all covered: Artificial Selection, Hardy-Weinberg Equilibrium, Comparing DNA using BLAST, Diffusion and Osmosis, Photosynthesis,...
Bozeman Science
PS3D - Energy in Chemical Processes and Everyday Life
In this video Paul Andersen explains how energy is used in chemical processes and everyday life. Students should understand that energy is neither created or destroyed but is converted. Most of the energy is delivered to our planet from...
SciShow
Is There Less Oxygen in the Winter Since It's Colder?
Plants make oxygen using photosynthesis, but what happens to the air when those trees drop their leaves in winter?
Curated Video
Structure Of The Leaf
Plants make food through photosynthesis. Using their leaves, plants combine sunlight, carbon dioxide and water to make glucose and oxygen. A leaf is like a plant's food factory, collecting all of the components into one place so that...
Curated Video
What Is The Carbon Cycle - Part 2
Watch part 2 of the videos on the Carbon Cycle, as a part of environmental chemistry. Photosynthesis and respiration help carbon to be cycled in nature by using energy from the sun. As living things grow, they have to build up large...
Curated Video
BIOLOGY - Environment - Carbon Cycle part 1
Watch the first part of our Carbon Cycle videos, as part of environmental chemistry. Photosynthesis and respiration help carbon to be cycled in nature by using energy from the sun. As living things grow, they have to build up large...
Curated Video
What Is The Carbon Cycle - Part 1| Environmental Chemistry
Watch the first part of our Carbon Cycle videos, as part of environmental chemistry. Photosynthesis and respiration help carbon to be cycled in nature by using energy from the sun. As living things grow, they have to build up large...
Curated Video
The 5 Kingdoms in Classification
The classification system organises species into domain, kingdom, phylum, class, order, family, genus and finally species. ‘Kingdom’ is the second highest rank below the rank of domain in this sequence of classification. It helps us to...
Curated Video
Enzymes
Enzymes are really important proteins, that speed up the rates of reactions such as in photosynthesis, respiration and protein synthesis. The enzymes and substrates are always moving, and occasionally they collide at the right speed and...
Curated Video
How Has The Atmosphere Changed
Learn the basics about the changes to our atmosphere, as a part of environmental chemistry. The Earth’s early atmosphere had no oxygen. By examining rocks laid down over earth history we can piece together the story of our atmosphere, to...
Visual Learning Systems
Cells: Plant and Animal Cells
Upon viewing the Cells video series, students will be able to do the following: Understand that cells are the basic building blocks of life. Explain the main components of the cell theory: - all organisms are made up of one or more...
Visual Learning Systems
Roles in Ecosystems
This video explains the different types of living things found in ecosystems, focusing on plants and their role as producers of energy through photosynthesis. It also introduces the concepts of consumers and decomposers, and how they...
Visual Learning Systems
Plants in Our Lives: What Makes a Plant a Plant?
This video explores the great diversity of the plant world, and the early history and origins of plants. Bryophytes, spore-producing plants, gymnosperms, and angiosperms are illustrated and explained. Other terminology includes: algae,...
Visual Learning Systems
Plant Parts: Leaves
Upon viewing the Plant Parts video series, students will be able to do the following: Recognize that plants have many parts, and that each part performs specific functions. List many different parts of plants that we eat. Describe the...
Professor Dave Explains
Plant Pigments
Why are most plants green? Why do leaves change colors in the autumn? Let's learn about pigments, the molecules that give living organisms their color. They also have other interesting functions, like the famous chlorophyll, which serves...
Professor Dave Explains
Eukaryotic Cells Part 2: Plant Cells
It's not just animals that are made of cells, it's plants too! Plant cells are very similar to animal cells, but they have some stuff that animal cells don't, like chloroplasts, that allow for photosynthesis. Let's take a tour through a...
Visual Learning Systems
Plant Structure and Function: Leaves
Students will learn how the structures of plants such as roots, stems, and leaves enable them to live and grow. Real-life applications show how these plant structures are useful sources of food, building materials and medicine. Other...
Ancient Lights Media
The Role of Chlorophyll in Plants
Plant Physiology and Chemistry Set: 3. This clip examines the chemical structure of chlorophyll and looks at where and how this molecule assists in carrying out photosynthesis.
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