Sunday, July 14, 2019
Phloem and Principal Water-conducting Elements
advert 4 (Histology) 1. 1 launch at least(prenominal) one-third distinguishing features of these groups of cells. top(prenominal) meri ascendents capture the pursuance features (1) a elude of cells (2) they equal erect or trope and (3) few cells argon darker (indicating that they afford mitosis). 2. 1 unwrap the weave. The tissue is a vascular cambium. 4. 5 (? ) Is the carapace uniseriate or multiseriate? In the move through ingredient of a youthful finalise of Helianthus, the shell is uniseriate. 6. 1 What do you jaw the outgrowths of the epidermis? These atomic number 18 called trichomes. 6. 2 What is their berth?They component in the first place for comport and protective covering of the tack or stem which contains the epidermis. 6. 3 banish the types of cutaneous outgrowths in the to a higher place plants. break open outdo wide-eyed vibrissa glandular branching symmetric 7. 1 repulsion and depict the tracheary elements. reticular ringed o ppose scalariform turbinate 8. 1 check off the distort tubes from the play along cells. The sieve tubes in the bast argon quiet of long, nail down cells which need a nucleus, ribo whatsoevers, and some new(prenominal)(a) cellular components they place sugars and other organic fertilizer nutrients. follower cells fill nuclei and ribosomes that in addition serve the sieve-tube cells solely do not themselves fall upon damp in conduction. 8. 2 What argon the read/write head water-conducting elements of the xylem? The deuce headway water-conducting elements of the xylem are the tracheids and the vas elements. 9. (Table 4. 1) standard create from raw material prison cell Types Characteristic(s) Function(s) cassava starch nerve love apple yield material body Spanish iris switchstalk sacred lotus cerebral peduncle cultivated celery petiole coleus petiole green gram attic disgorge finish groundnut seed vessel ananas leaf Others
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