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:A necessary companion of the Rule of Law is?In the root vascular system, the stele is directly…In which of the test tubes will glucose be detected…The present ages of Chukwuemeka and Ikechukwu are 6…Flourescent tubes produces light by the?