1. New xylem and phloem cells are formed from a layer of cells called (A) parenchyma (B) cork cambium (C) vascular cambium (D) pericycle
2. In vascular plants, food (sugar) is transported through the (A) xylem (B) phloem (C) cuticle (D) stoma
3. The primary site of photosynthesis is the cells of the (A) upper epidermis (B) lower epidermis (C) spongy mesophyll (D) palisade mesophyll
2007-03-21 10:17:47 · 2 answers · asked by confidential 2 in Science & Mathematics ➔ Biology
The guy above is just guessing...
Answers
1) C---the vascular cambium is a type of meristematic tissue that makes xylem and phloem (from notes)
2) B---phloem for food, xylem for water think the "F" sound for food
3) D--the mesophyll is the primary site, the palisade has more cholorplasts tightly packed than the spongy
2007-03-21 11:01:21 · answer #1 · answered by Anonymous · 1⤊ 0⤋
1. C
2. B
3. D
2007-03-22 00:01:10 · answer #2 · answered by brisko389 3 · 0⤊ 0⤋