Where does the oxidative phosphorylation occur? - Biology


Where does the oxidative phosphorylation occur?


  • Outer mitochondrial membrane

  • Mitochondrial matrix

  • Inner mitochondrial membrane

  • Cytoplasm



Inner mitochondrial membrane

Concept: Formation of ATP
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Redraw the flow-chart with corrections. Explain in brief the process of obtaining energy through oxidation of carbohydrates, lipids & proteins.

Fill in the blank and explain the statement.

At the end of glycolysis, ________ molecules are obtained.

Distinguish between

Aerobic and anaerobic respiration.

Where and in which forms the amino acids formed after digestion of food are used in the body?

Choose the correct option.

Which step of Kreb's cycle operates substrate-level phosphorylation?

Fill in the blank with a suitable word.

In the prokaryotes ______ molecules of ATP are formed per molecule of glucose oxidised.

Fill in the blank with a suitable word.

F1- F0 particles participate in the synthesis of _______.

Fill in the blank with a suitable word.

During glycolysis ______ molecules of NADH+H+ are formed.

Answer the following question.

When and where does anaerobic respiration occur in man and yeast?

Answer the following question.

Why is less energy produced during anaerobic respiration than in aerobic respiration?

Answer the following question.

Which compound is the terminal electron acceptor in aerobic respiration?

Answer the following question.

Where is the respiration electron transport system located in a cell?

Answer the following question.

Write explanatory notes on Electron transport chain.

Protein located in bones is ___________.

Give scientific reason.

We feel tired after exercising.

Give scientific reason.

Some higher plants, animals and aerobic microorganisms also sometimes perform anaerobic respiration.

What is cellular respiration?

Which molecules are formed during the glycolysis process?

Which amino acids are obtained after digestion of proteins?

State two groups/types of vitamins.

State six types of vitamins.

Which hormones are formed from the fatty acids?

Why is water an essential nutrient?

Write the importance of fibers in our diet.

Complete the following concept map.

Identify the statement that correctly describes phosphorylation.

Read the following statements and select the CORRECT option.

Statement I: In oxidative phosphorylation ATP is synthesized by using the energy released during the oxidation of substrates like NADH+ H+ and FADH2.

Statement II: Substrate-level phosphorylation is a direct phosphorylation of ADP by transfer of a phosphate group from any suitable substrate.

Substrate level phosphorylation takes place in ______.

Which of the following is TRUE with respect to ATP?

In glycolysis,____________ ATP molecules are formed directly.

In the mitochondrion, energy is stored in the form of ____________.

The main purpose of respiration is to convert ______

Which of the following statement is incorrect about ATP?

The common immediate source of energy in cellular activity is ______.

Which one is amino acid?

After complete oxidation of a glucose molecules, ______ number of ATP molecules are formed.


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