Everyday Science
NULL
Medium
Question
Which of the following protects the body against infection and foreign invaders?
A
Leukocytes
✓ Official correct answer
B
Red blood cells
C
Endoplasmic reticulum (ER)
D
Golgi apparatus
Community credibility
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A
Leukocytes
No member explanations yet for this option.
B
Red blood cells
No member explanations yet for this option.
C
Endoplasmic reticulum (ER)
No member explanations yet for this option.
D
Golgi apparatus
No member explanations yet for this option.
Explanation
Leukocytes (white blood cells) defend against infection.
So the correct answer is Leukocytes.
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