Biology Quist Metabolism

Look at the following figure!

The figure above shows one of the enzyrme's characteristics which is

• functions as catalyst
• built by Protein
• able to lower activation energy
• work in substrate breaking down
• work specifically

The followings are some components of

enzyme:

1) CoA

2) Fe

3) Mn

4) protein

5) NAD

6) NADP



The components included in prosthetic Soup are

• 1,2,3,4
• 2,4,5,6
• 1,3,5,6
• 2,3,4,5
• 3,4,5,6

Part of enzyme connected to inhibitors is called

• active site 
• allosteric site 
• coenzyme
• cofactor
• prosthetic group

look at the following catabolism reaction



The X, t Z compowrds respectevely are …

• glucose, PGAL, acetyl-CoA
• PGAL, Pyruvate, acetyl-CoA
• Pyruvate, PGAL, acetyl-CoA
• glucose, Pyruvate, PGAL
• glucose, P5rnrvate, acetyl-CoA

In aerobic respiration, the total sum of ATP is mostly obtained in … stage

• glycolysis
• electron transport chain
• oxidative decarboxylation
• Calvin cycle
• Krebs cycle

Glycolysis occurs in …

• mitochondria 
• nucleus 
• chloroplast
• ribosome
• cytoplasm

The synthesis of pyruvic acid in aerobic

respiration occurs in… stage.

• oxidative decarboxylation
• glycolysis
• Krebs cycle
• electron transport chain
• occur in stages a to d

The last electron acceptor in electron transport

chain is ..'.

• oxygen
• NADPH
• hydrogen
• pyruvic acid
• carbon dioxide

The process of water split to release hydrogen

and electron occurs in …

• Light reaction
• dark reaction
• ATP synthesis
• carbon Phosphorylation
• glycolysis

The convertion process of ADP + P into ATP

which depends on the presence of light is ...

• glycolysis in substrate level
• Calvin cycle
• chemiosmosis
• Phosphorylation
• Krebs cycle

Dark reaction requires all the following chemical matters to drive the process except …

• ATP
• NADPH
• carbon dioxide
• RUBP
• oxygen

In fermentation, the function of yeast is to ....

• break down glucose, form alcohol, and release carbon dioxide
• break down glucose and release carbon dioxide
• form alcohol and release carbon dioxide
• release heat
• a and d are correct

Look at the following catabolism chart!





Lactic acid as the product of fermentation is

shown by label ....

• .A
• .B
• .C
• .D
• .E

The correct statement of glycolysis is shown by





The followings are stages in cell respiration:

1) electron transport

2) glycolysis

3) Krebs cycle

4) oxidative decarboxylation

The correct sequence is ....

• 1 > 2 > 3 > 4
• 2 > 3 > 1 > 4
• 2 > 3 > 4 > 1
• 2 > 4 > 3 > 1
• 4 > 2 > 3 > 1

1. Why is enzyme able to accelerate a chemical reaction?

2. Write down the differences between competitive inhibitor and non-competitive inhibitor!

3. Explain the differences between anabolism and catabolism, and give the example!

4. What do you know about glycolysis? Write down the stages!

5. Write down two stages of photosynthesis and the final product of

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