Cell Structure and Function MCQ Quiz: GKFix - Bridge of Knowledge - Page 179

Question 891

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Which part of the mitochondrion contains mitochondrial DNA?

Outer membrane
Intermembrane space
Cristae
Matrix

Question 892

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How do mitochondria replicate within a eukaryotic cell?

By mitosis
By meiosis
By budding
By fission

Question 893

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Where are the enzymes for the Krebs cycle located?

On the outer membrane
In the intermembrane space
On the cristae
In the matrix

Question 894

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Which of the following statements about mitochondrial ribosomes is correct?

They are of the 80S type
They are composed only of rRNA
They cannot synthesize proteins
They are of the 70S type

Question 895

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What is the main role of cristae in mitochondria?

Separate DNA strands
Store extra ribosomes
Regulate ion flow
Increase surface area for ATP production