JAMB Biology 2021 Objective — Question 20

Question 20 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2021 Objective paper, with the correct answer and a full explanation.

20. Which of the following sits comfortably at the borderline between living and non-living things? (a) virus (b) bacteria (c) protozoan (d) alga

A. virusCorrect
B. bacteria
C. protozoan
D. alga

Explanation

The virus sits at the borderline between living and non-living things — it behaves as a living thing inside a host cell but assumes a crystalline, non-living form outside a living system.

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