JAMB Biology 2018 Objective — Question 6

Question 6 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2018 Objective paper, with the correct answer and a full explanation.

_____ consists mainly of water in the blood.

A. lymph
B. plasmaCorrect
C. serum
D. platelets

Explanation

Plasma is the fluid portion of the blood; it is about 90% water and 10% dissolved substances.

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