science test cards 2
Terms
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- waxy outer covering precent water loss
- cuticle
- structure, support, protection
- upper epidermis
- verticle cells main site of photosynthesis
- palisade layer
- difffusion of gases- travel through carbon dioxide, water vaper, O2
- spongy mesophyll
- provides space for gases to move
- air space
- opens/closes to allow gases in or out and to keep some gases from leaving
- guard cell
- space or opening which allows gases in and out
- stoma
- (vein) holds xylem and phloem
- vascular bundle
- treansports water from roots to leave
- kylem
- takes glucose around the plant
- phloem