Purification of Maltose-Binding Protein from E. coli Periplasm
By correlating the protein concentration of various fractions from E. coli with the appearance of samples on a gel, this exercise introduces beginning students to the quantitative "bookkeeping" involved in protein purification. A periplasmic fraction is isolated by osmotic shock, and affinity chromatography with amylose resin is used to purify maltose-binding protein. Visualization of fractions by SDS-polyacrylamide gel electrophoresis allows students to evaluate the qualitative success of the p
149: M&As in China: do politics still speak louder than money?
A couple of foreign M&A's of Chinese companies look likely to go through. Is it just a chip in the Great Wall of protectionism or a real shift in policy? Veteran Chinese executive and entrepreneur Warren Liu discusses the implications for MNCs in China.
Upper Intermediate Lesson S2 #12 - Finding a Job in Japan 4 - Learn to Ask Politely
Learn Japanese with JapanesePod101.com. What if you need to ask for a favor in Japanese, but don’t know how to do it politely? You don’t want to seem rude, and you don’t want to make demands, right? Chances are you’ll need a favor at some point. What if you need a ride or directions? Ask [...]
From Ridiculous to Brilliant: Why We Play at Work
The American workplace might be better off if it borrowed some concepts from a typical kindergarten classroom, including bins with toys, and unstructured time with friends. Two partners from IDEO, a global power in design and branding, discuss the importance of play in their creative process, and offer techniques that other organization
Innovation through Experimentation: Kiyoe Wellington
In this From the Top at Carnegie Hall video segment, hear a young double bassist from Hawaii play a soulful contemporary piece.
Make Classroom Posters with Microsoft Excel
Using Blue Web'n as a Teaching Resource
This video is a middle school project on Greek columns that are used in everyday life. Images of columns are set to music and the style of column along with the location of where it was found is printed on the screen. (01:34)
10 Facts About Cheese in 30 Seconds
This short video gives 10 quick facts about cheese. Some of the facts include the following: name, hardness, room temperature, smells, etc. Content is appropriate for middle school and above. This age group will enjoy this fast paced video. (0:43)
10 Facts About Bears in 30 Seconds
This short video gives 10 quick facts about bears. Some of the facts include the following: species, size, bite force, climbers, etc. Content is appropriate for middle school and this age group will enjoy this fast paced video. (0:40)
Bear Facts About Hibernation
Ever wonder how bears hibernate all winter long? Let's make sense of it with science! This video gives good facts about how bears hibernate. Pictures are shown on screen as well as content information. This video would work well in conjunction with a lesson/unit on mammals, forest animals, bears, etc. or as a companion to nonfiction/fiction stories about animals or bears. (01:49)
What Is A Pinceone? It All Makes Sense with Science
Ever wonder what a pinecone does? Let's make sense of it with science. Pines are evergreen conifers and the oldest living trees on the planet. This informative, short video gives great facts about male and female pinecones and how pollination occurs. Content is appropriate for upper elementary and middle school students. This is a good resource for a lesson/unit on trees, living things, and/or pollination. It would work well in conjunction with a non-fiction/fiction story/book on trees, plants,
Good-Bye, Friends with Lyrics on Screen
This video includes images and lyrics to a song titled "Good-Bye, Friends" by: Dr. Jean. Some of the lyrics include: See you later, alligator. After while, crocodile! In an hour, sunflower. Maybe two, kangaroo! Gotta go, buffalo. Adios, hippos!.... (01:02)
When Do Fish Sleep? Let's Make Sense of it With Science
Ever wonder when fish sleep? Let's make sense of it with science. With all their swimming, eating and schooling, fish need a good night's sleep. This video gives good facts about how and when fish sleep. A variety of pictures are shown on each screen as well as written content. This would make a great resource for a lesson/unit on oceans and/or fish and would work well in conjunction with a non-fiction/fiction story/book on oceans and/or fish. (1:43)
Why Does A Hummingbird Hum? Let's Make Sense of it with Science
Did you ever wonder why a hummingbird hums? Let's make sense of it with science. When a hummingbird zips from one flower to another, it's always accompanied by a soft, steady hum. This video gives great facts about why hummingbirds hum. A variety of pictures are shown on screen as well as written content. This would be an excellent resource for a lesson/unit on birds and would work well in conjunction with a non-fiction/fiction story/book about birds and habits. (1:49)
Big Stuff: Earth
This series looks at how the really gargantuan things of the world work. This episode covers huge industrial places on Earth. Topics covered include Gary Works the steel manufacture, ceiling cranes, London's Underground, monster mechanical moles, Hughes Space and Satellite Plant, Gold Mine in Nevada, P and H Electric shovels, and the Ski dome.
Some Learning Questions include: 1. What place in the United States is among the world leaders in steel manufacturing?
2. How many Disne