The lifespan of White Blood Cells is __________ days.
A. 1 – 5 days
B. 3 – 7 days
C. 4 – 8 days
D. 5 – 21 days
- Post category:Biology MCQs / Everyday Science Mcqs / General Science & Ability MCQs / PPSC Past Paper
- Post comments:0 Comments
A. 1 – 5 days
B. 3 – 7 days
C. 4 – 8 days
D. 5 – 21 days