CELLULAR RESPIRATION - Collin College
CELLULAR RESPIRATION
Fill in all the squares with coefficients and answer the questions.
Balance the equation:
C6H12O6 + O2 CO2 + H2O + total ATPs
glucose oxygen carbon dioxide water energy
Glycolysis, Pyruvate Oxidation & Citric Acid Cycle (also called the Krebs cycle), and Oxidative Phosphorylation (involves ETC + chemiosmosis).
FOOD
GLUCOSE
ATP
NADH
PYRUVATE PYRUVATE
CO2 CO2
NADH NADH
ACETYL-CoA ACETYL-CoA
NADH NADH
FADH2 FADH2
ATP
ATP
CO2 CO2
Sum: NADH x 2.5 ATP =
FADH2 x 1.5 ATP =
ATP
|Total number of ATPs made through oxidative phosphorylation on page 1. | |
|Total number of ATPs made through substrate-level phosphorylation on page 1 (ATP). | |
|Which phosphorylation type (substrate-level or oxidative phosphorylation) provides more ATPs? | |
|Gross (total) ATPs (if electrons are passed to NAD+ shuttle) | |
|Net ATPs (if electrons in Glycolysis are passed to FAD shuttle) | |
|How efficient is cellular respiration? | |
|% efficient = total ATP X 7.3 Kcal/686 Kcal X 100 | |
How many carbon atoms are there in *one* molecule of:
|Glucose | |
|C6H12O6 | |
|Pyruvate | |
|C3H3O3 | |
|Acetyl | |
|C2H3O | |
|Carbon dioxide | |
|CO2 | |
CELLULAR RESPIRATION KEY
Fill in all the squares and answer the questions.
Balance the equation:
C6H12O6 + O2 CO2 + H2O + total ATPs
glucose oxygen carbon dioxide water energy
Glycolysis, Pyruvate Oxidation & Citric Acid Cycle (also called the Krebs cycle), and Oxidative Phosphorylation (involves ETC + chemiosmosis).
FOOD
GLUCOSE
ATP
NADH
PYRUVATE PYRUVATE
CO2 CO2
NADH NADH
ACETYL-CoA ACETYL-CoA
NADH NADH
FADH2 FADH2
ATP
ATP
CO2 CO2
Sum: NADH x 2.5 ATP =
FADH2 x 1.5 ATP =
ATP
|Total number of ATPs made through oxidative phosphorylation on page 1. |28 |
|Total number of ATPs made through substrate-level phosphorylation on page 1 (ATP). |4 |
|Which phosphorylation type (substrate-level or oxidative phosphorylation) provides more ATPs? |Oxidative Phos. |
|Gross (total) ATPs (if electrons are passed to NAD+ shuttle) |32 |
|Net ATPs (if electrons in Glycolysis are passed to FAD shuttle) |30 |
|How efficient is cellular respiration? |34 % |
|% efficient = total ATP X 7.3 Kcal/686 Kcal X 100 | |
How many carbon atoms are there in *one* molecule of:
|Glucose |Six…C6 |
|C6H12O6 | |
|Pyruvate |Three …C3 |
|C3H3O3 | |
|Acetyl |Two…C2 |
|C2H3O | |
|Carbon dioxide |One…C |
|CO2 | |
-----------------------
GLYCOLYSIS
PYRUVATE OXIDATION
CITRIC ACID CYCLE
OXIDATIVE PHOSPHORYLATION
32
6
6
6
1
2
GLYCOLYSIS
2
1
1
PYRUVATE OXIDATION
1
1
3
3
CITRIC ACID CYCLE (or KREBS CYCLE
1
1
1
1
2
2
25
10
3
OXIDATIVE PHOSPHORYLATION
2
28
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