Cell Biology 06: The Cytoskeleton Part II: Tubulin. These are notes from lecture 6 of Harvard Extensionâs Cell Biology course. Last week we covered microfilaments, which are made of actin. This week: microtubules, made of tubulin. Why, you ask, does the cytoskeleton need two separate systems? Consider that microfilaments are just chains of individual subunits, whereas microtubules are literally tubes (as weâll see shortly) â hollow cylinders with walls made of chains made of dimers.
Animals (Nickelback song) Animals is a song recorded by Canadian rock band Nickelback. It was released in November 2005 as the second single from their fifth studio album, All the Right Reasons. The song was played at the 2011 Tribute to the Troops.
Hanna, Alberta, Canada (1995 â present) Nickelback is a rock band which formed in Hanna, Alberta, Canada in 1995. Nickelback is one of the most commercially successful Canadian groups, having sold 30 million records worldwide. Nickelback ranks as the 11th best selling music act of the 2000s, and places as the 2nd best selling foreign act in the US behind The Beatles for the 2000s.