01:920:240 Lecture Notes - Lecture 9: Parenchyma, Celery, Vascular Cambium
27 Sep 2016
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Shoot system everything above ground: systems comprised of b. i. Ground tissue system cells and tissues that function in photosynthesis b. iii. 1. a. Vascular tissue system functions in conduction b. iii. 2. a. Dermal tissue system covering of the plant b. iv. Storage carbohydrates (other stuff) taken in from photosynthesis a. ii. Originates in seed embryo (when seed germinates, primary root is first to emerge) a. iii. Grow and branch off of the primary root a. iii. 2. Increase area for absorption + anchor the plant a. iv. Very thin, finger-like extensions of the root epidermal cells (outer covering of the roots) a. iv. 2. find them near tips of elongating roots a. iv. 2. a. not near old roots a. iv. 3. Characteristic of tall plants have large shoot mass (lot of leaves, big stem) a. v. 2. Being tall more access to light a. v. 2. d. Described thick mat of slender roots a. vi. 2. Primary root dies early in development and doesn"t form taproot a. vi. 4. Plant organ that bears the leaves and buds b. ii.
