Question

Statement I: $PMNL$ are type of lymphocytes and natural killer cells are type of neutrophils.
Statement II: Macrophages in the tissues are physiological barriers

• A. Both statements $I$ and $II$ are correct and $II$ explains $I$
• B. Both statements $I$ and $II$ are correct and $II$ does not explain $I$
• C. Statement $I$ is true and statement $II$ is false
• D. Both statements $I$ and $II$ are false

Answer 1

Answer: (D)

• PMNL are type of neutrophils and natural killer cells are type of lymphocytes.< br> • Macrophages in the tissues are cellular barriers.