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Unformatted text preview: BTNY 210, S 2010 Page 2 4. Sketch a segment of the cross section of a root, label the epidermis, cortex, endodermis, phloem, pericycle, and xylem . Then with two different colors of pencil or ink, indicate the symplastic and apoplastic routes by which water can get into the xylem in the vascular cylinder. 5. Illustrate and explain how the DNA in a chromosome consisting of a single chromatid at the end of mitosis can be replicated during S 1 phase of the Cell Cycle....
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This note was uploaded on 02/19/2011 for the course BTNY 210 taught by Professor Staff during the Spring '08 term at Purdue.
- Spring '08