Which of the following protects the body against infectious disease and foreign invaders?

A. Leukocytes
B. Red blood cells
C. Endoplasmic reticulum (ER)
D. Golgi apparatus

Subscribe
Notify of
guest
0 Comments
Oldest
Newest Most Voted
Inline Feedbacks
View all comments
0
Would love your thoughts, please comment.x
()
x