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Q: Which of the following is the Controlling Center of the Cell?
  • A. Nucleus
  • B. Plasma
  • C. Lysosome
  • D. Chromosome
Correct Answer: Option A - Smallest unit of the living organism is cell and discovered by Robert Hooke in 1665. Nucleus is the largest organelle inside the cell taking up about a tenth of the entire cell volume. Nucleus is the controlling center of the cell. Mitochondria is known as power house of the cell.
A. Smallest unit of the living organism is cell and discovered by Robert Hooke in 1665. Nucleus is the largest organelle inside the cell taking up about a tenth of the entire cell volume. Nucleus is the controlling center of the cell. Mitochondria is known as power house of the cell.

Explanations:

Smallest unit of the living organism is cell and discovered by Robert Hooke in 1665. Nucleus is the largest organelle inside the cell taking up about a tenth of the entire cell volume. Nucleus is the controlling center of the cell. Mitochondria is known as power house of the cell.