Question

Which of the following is an example of a single cell that does not function as a full-fledged organism?

• A. White blood cell
• B. Amoeba
• C. Paramecium
• D. Both A and B
  

Answer 1

The correct option is A White blood cell

Amoeba and Paramoecium are the unicellular organisms. These cells act as an individual complete organism which can perform all the functions. The white blood cells are a type of cell found in the blood. The cell can perform various different functions like phagocytosis and exhibit amoeboid movement. They cannot act as an individual organism.

Thus, the correct answer is option A.