Difficulty: Medium
Average Score: 72%
Entry Exam
Which of the following is not found within a bacterial cell?
Correct answer
A
Rationale
Mitochondria are organelles found in eukaryotic cells, not in bacterial cells. Bacterial cells lack membrane-bound organelles like mitochondria. Choices B, C, and D are all components that can be found within a bacterial cell. DNA is the genetic material that carries the instructions for cell function, vesicles are involved in transport and storage of substances, and ribosomes are responsible for protein synthesis in bacterial cells.