7th Gr Sci- Inv #3-#5 Vocab

Target Language or Knowledge:

transpiration the process by which water flows through plants, entering the roots and exiting the stomata product a substance produced in a chemical reaction reactant a substance that starts and undergoes change during a chemical reaction xylem a tissue made of long connected cell within the vascular system of plants that transports water and minerals from the roots to all the cells in the plant cuticle waterproof and protective film covering the leaf epidermis outside layer of the leaf stomata tiny openings in the leaf where water vapor and gas can escape guard cells control the opening and closing of the pores in the leaf cell membrane the boundary between a cell and its environment cell wall strong, protective cell structure that surrounds the outside of ploant cells nucleus organelle in charge of the cell, and contains DNA mitochondrian changes sugar into energy to power the cell chloroplast organelle that helps plants make their own food through photosynthesis cytoplasm gel inside the cell in which the organelles are found endoplasmic reticulum cell structure involved in making proteins lysosome the garbage can of the cell tthat digests cellular waste