JAMB Biology 2025 Objective — Question 21
Question 21 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2025 Objective paper, with the correct answer and a full explanation.
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Which unicellular organism reproduces by binary fission?
- A. Hydra
- B. AmoebaCorrect
- C. Earthworm
- D. Yeast
Explanation
Amoeba is a unicellular organism that reproduces by binary fission, a form of asexual reproduction. During binary fission, the cell duplicates its genetic material and then divides into two genetically identical daughter cells.
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