In vascular plants, the sieve tubes and companion cells are present in the? by Sunday | Sep 6 | Biology JAMB | 0 comments A. cambium B. cortex C. xylem D. phloem Correct Answer: Option D – phloem Users Also Read These:The present ages of Chukwuemeka and Ikechukwu are 6…The sulphide that is commonly used in coating…SS2 Chemistry Lesson Note on E.M.F of Cells and…A necessary companion of the Rule of Law is?In the transverse of a dicot sperm, the region lying…