Name _____________________________________________Date __________
Cell Respiration Activity
Begin with
http://www.ck12.org/assessment/tools/geometrytool/plix.html?eId=SCI.BIO.236&questionId=533c7f98da2cfe11874a32c1&artifactID=182
4081&backUrl=http%3A//www.ck12.org/biology/Cellular-Respiration/%23interactive
Go on to
http://ed.ted.com/on/5Zw0w2EY
And
http://nj.pbslearningmedia.org/resource/tdc02.sci.life.cell.mitochondria/thepowerhouse-of-the-cell/
Answer the questions below:
1. What are the differences in the muscles of a sprinter and a marathon runner?
2. How would you explain that skin cells have a lot fewer mitochondria than muscle cells?
3. If you looked at heart cells, would you expect to see a lot of mitochondria or only a few?
Now
http://nj.pbslearningmedia.org/resource/8672fd1a-242b-4ba8-927c-484041bf818f/atprespiration-crash-course-biology-7/
1. How are high-energy electrons used by the electron transport chain?
2. What is the role of oxygen?
3. Where in the reactions does ATP get produced?
4. Where in the reactions does ATP get produced?
5. What is the role of oxygen?
And
http://nj.pbslearningmedia.org/resource/oer08.sci.life.reg.exercise
/how-the-body-responds-to-exercise/
1. What does measuring oxygen consumption tell you about the fitness of an individual?
2. Describe some of the physiological factors that contribute to an athlete's VO2 max
measurement.
3. How does the body use fats, carbohydrates, and proteins during exercise?
4. Name three changes that occur in the human body as a result of exercise.
Also
http://nj.pbslearningmedia.org/resource/science-of-marathon-itsokay-to-be-smart/science-of-marathon-its-okay-to-be-smart/
Learn how we have evolved to run fast.
http://nj.pbslearningmedia.org/resource/lsps07.sci.life.stru.cellen
ergy/where-do-you-get-your-energy/
1. Why are mitochondria referred to as the "energy factories" or "powerhouses" of cells?
In what kind of cells would you expect to find the most mitochondria?
2. What happens to the by-products created as cells unlock energy contained in foods?
3. How does this animation accurately depict the process by which cells obtain energy?
How is the animation misleading?