|
|
Eureka! Episode 19 - Expansion and Contractio
Using balloons to illustrate the process, Eureka! shows how, when matter gets hot, its molecules go faster and the solid, liquid, or gas expands Conversely, when matter gets cold, its molecules go slower, and the solid, liquid, or gas contracts... Tags : Scence Cartoon Visto : 6729 video subido por bubblebear83 .
|
|
|
|
Muscle Contraction - Actin and Myosin
This video shows that muscle contraction is dependent on ATP (the energy carrier in cells) The preparation of muscle is made from rabbit muscle Most of the cellular content is removed and all that is left is the contractile machinery -- actin and myosin The glycerinated muscle preparation is availa Tags : muscle cell biology actin myosin Visto : 10892 video subido por dkbiology .
|
|
|
|
|