IB Biology HL I 2.8 Cellular Respiration outline notes

1. Cellular Respiration is the ______________________ release of ________________ from

_______________________________ to produce _____________

2. Annotate to show how ATP stores and releases energy.

a. List three cellular process that use ATP as a source of energy.

i.

ii.

iii.

b. What does heat have to do with ATP usage?

3. Define Anaerobic Respiration

a. When is it useful?

b. The products of anaerobic respiration are not the same in all organisms. Describe the products in

i. Humans

ii. Yeast and plants

4. Yeast and Ethanol

a. What is yeast and where is it found?

b. What gas cause bread to rise?

c. What is bioethanol and what is it used for?

5. Lactate

a. When is anaerobic respiration used in people (list a few examples)?

b. What is it that limits the amount of anaerobic respiration that can take place?

6. Aerobic Respiration

a. Write the word equations

b. Write the chemical equation

c. What is a respirometer?

i. How do you know if the respirometer is working properly?

d. Look at the respirometers below. Explain the purpose of each part (KOH, different substances in container, sealed container, capillary tube)

7. Distinguish between aerobic and anaerobic in terms of cell respiration.

a. Label the diagram of aerobic cell respiration below.

b. Label the diagram of anaerobic cell respiration below.