Which process must be attracted to the sides of the xylem?
Water must be attracted to the sides of the xylem. The correct answer is: transpiration. a. transpiration. b. perspiration. c. transduction. d. translocation. e. transcription.
What is the pathway of water from the exodermis to the root?
Epidermis, exodermis, cortical cells, endodermis, vascular cylinder Water moving into a root from the cell wall of an epidermal cell to the cell wall of a neighboring cortical cell follows the: apoplastic pathway only Apoplastic movement
What is the physiological field hypothesis of leaf arrangement?
The physiological field hypothesis of leaf arrangement states that leaf primordia: are surrounded by a physiological field that prevents initiation of new primordia The biophysical force hypothesis states that each new leaf primordium is initiated: when a portion of the tunica bulges
When the diameter of a tree decreases first in the morning?
In the morning, the diameter of a tree decreases first in the upper trunk. Evidence of cohesion-tension theory Which of the following indicates the correct sequence of tissues through which water moves from the soil into the root? Epidermis, exodermis, cortical cells, endodermis, vascular cylinder
Where is sugar stored in phloem transport?
The correct answer is: Sugar is stored in the sink. Cells use the sugar for cellular respiration. Water exits by osmosis and returns to the xylem. Which events and features are correctly associated with the roots during the pressure-flow model of phloem transport? Select one: a. Sugar is stored in the sink. Cells use the sugar for cellular ...
What does ethylene do to a plant?
Ethylene stimulates cellulase, which will hydrolyze the cellulose in plant cell walls. This will cause the fruit to ripen. b. Ethylene will initiate and maintain seed dormancy as well as bring about the closure of the stomata. c. Ethylene stimulates cellulase, which will hydrolyze the proteins in plant cell walls.