In gymnosperms, the phloem lacks sieve tubes and companion cells. Which specific pair of cells is found in the phloem of these plants?

Step-by-step solution

According to NCERT, gymnosperms have albuminous cells and sieve cells in their phloem. They lack sieve tubes and companion cells. Vessels and tracheids are components of the xylem, not the phloem. Therefore, the correct pair of cells found in the phloem of gymnosperms is sieve cells and albuminous cells. Answer: Sieve cells and albuminous cells