Use the following points to compare transpiration and translocation
1. Principle substance(s) transported
2. Direction of transport
3. Tissue through which transport occurs
4. Name of model that explains the process
5. Does the plant expend energy to carry out the process? What will be an ideal response?
1. Transpiration: water and minerals; translocation: dissolved sugars
2. Transpiration: upward; translocation: both upward and downward
3. Transpiration: xylem; translocation: phloem
4. Transpiration: tension-cohesion (or transpiration-cohesion) model; translocation: pressure-flow
model
5. Transpiration: no; translocation: only to load/unload sugars
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Interpretation of biochemical tests requires that the microbiologist:
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The plasma membrane
A. is composed of an extracellular and intracellular layer of phospholipids. B. has extracellular and intracellular layers or leaflets that are highly symmetrical. C. uses cholesterol as its primary lipid. D. contains cellulose.
Phylogenetic trees are usually constructed using either a distance-based ________ approach, or a characteristic ________ approach.
Fill in the blank(s) with the appropriate word(s).
The morula can be described as an embryo consisting of a(n) hollow sphere of cells. Indicate whether the statement is true or false