Mitochondria: The Powerhouses of the Cell

What is the primary function of mitochondria in eukaryotic cells?

• Energy production

• Protein synthesis

• Photosynthesis

• DNA replication

What is the purpose of the cristae in mitochondria?

• To store calcium

• To increase surface area for reactions

• To protect the mitochondria

• To transport proteins

What process do mitochondria undergo that involves fusion and fission?

• Protein synthesis

• Cell division

• Mitochondrial dynamics

• Photosynthesis

What theory explains the evolutionary origin of mitochondria?

• Big Bang Theory

• Endosymbiotic Theory

• Theory of Relativity

• Quantum Theory

Which of the following is NOT a function of mitochondria?

• Photosynthesis

• Cellular signaling

• Calcium storage

• Regulating cell death

How do mitochondria contribute to cellular communication?

• By releasing signaling molecules

• By storing energy

• By replicating DNA

• By synthesizing proteins

What can mitochondrial dysfunction lead to?

• Improved cellular respiration

• Enhanced protein synthesis

• Mitochondrial diseases

• Increased photosynthesis

How is mitochondrial function linked to the aging process?

• It improves cellular respiration

• It enhances DNA replication

• It declines, impacting energy production

• It increases energy production

Which lifestyle change can support healthy mitochondrial function?

• Smoking

• Regular exercise

• Increased sugar intake

• Sedentary lifestyle

What future application of mitochondria is being explored in biotechnology?

• DNA replication

• Protein synthesis

• Targeted drug delivery

• Photosynthesis enhancement