Mitochondria and Cellular Damage Quiz

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What is the approximate range of mitochondria per cell?

100-500 mitochondria

More than 2000 mitochondria

Several hundred to 2000 mitochondria (correct)

10-100 mitochondria

What happens to the copy number of mitochondria with aging or disease?

It decreases (correct)

It remains constant

It increases

It fluctuates unpredictably

Which process leads to the release of cytochrome c and subsequently apoptosis?

Increased ROS production (correct)

Defects in calcium buffering

Increased ATP production

DNA damage

What is the primary function of mitochondria in energy production with oxygen?

Beta-oxidation of fatty acids and ATP production Signup and view all the answers

What is the consequence of defects in ATP production in mitochondria?

Neuronal deficits due to lack of energy Signup and view all the answers

What is the approximate range of mitochondria per cell?

Several hundred to 2000 Signup and view all the answers

What is the consequence of increased ROS production in mitochondria?

Release of cytochrome c and subsequent apoptosis Signup and view all the answers

What is the primary function of mitochondrial DNA (mtDNA) replication?

Independent of nuclear DNA replication Signup and view all the answers

What contributes to energy production in mitochondria with oxygen?

Fatty acid oxidation and citrate cycle Signup and view all the answers

What is the outcome of defects in mitochondrial membrane potential?

Impaired ATP production Signup and view all the answers

Mitochondria and Cellular Damage Quiz

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Questions and Answers

What is the approximate range of mitochondria per cell?

What happens to the copy number of mitochondria with aging or disease?

Which process leads to the release of cytochrome c and subsequently apoptosis?

What is the primary function of mitochondria in energy production with oxygen?

What is the consequence of defects in ATP production in mitochondria?

What is the approximate range of mitochondria per cell?

What is the consequence of increased ROS production in mitochondria?

What is the primary function of mitochondrial DNA (mtDNA) replication?

What contributes to energy production in mitochondria with oxygen?

What is the outcome of defects in mitochondrial membrane potential?

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