WAEC Biology 2020 Objective — Question 5
Question 5 of 50 from the West African Examinations Council (WAEC) Biology 2020 Objective paper, with the correct answer and a full explanation.
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The network of double membrane that conveys materials through the cytoplasm is the
- A. plasma membrane
- B. nuclear membrane
- C. mitochondrion
- D. endoplasmic reticulumCorrect
Explanation
The network of double membrane that conveys material through the cytoplasm is the endoplasmic reticulum. It may be rough or smooth; rough endoplasmic reticulum has ribosomes on its outer membrane while the smooth type does not.
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