After you've explored the Visual Synthesis Map, click the button below to answer a few questions showing that you've understood the concepts covered here.
Visual Synthesis Map Assessment
0
After you've explored the Visual Synthesis Map, click the button below to answer a few questions showing that you've understood the concepts covered here.
Visual Synthesis Map Assessment
Question 1 of 11
Questions
Question
1.1
Click on the blue magnifying glass icon in the top middle of the map, over the flower. Click on the icon three additional times to reach zoom level 12.
The image shows pollen grains, with details of the male gametophyte. The three colored circles represent nuclei. What are their functions?
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Correct.
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2
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Question
1.2
It is tempting to think of pollen as nothing more than aerial sperm. What is wrong with this simplification?
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Question
1.3
Reset the map by clicking on the blue reset button at the upper left. Click on the blue magnifying glass icon at the extreme left, over another white flower, to reach zoom level 6.
What happens if the number of pollen grains deposited on the stigma of a flower exceeds the number of ovules?
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Correct.
Incorrect.
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Question
1.4
Click on Reproduction in the Navigation menu at the upper left, then click on “Locate” under Double Fertilization. Click on the four buttons in order to move sequentially through double fertilization, then answer the following two questions.
Endosperm is triploid, meaning that it has three copies of each chromosome. If we denote chromosomes from the female gametophyte as “F” and chromosomes from the male gametophyte as “M”, then the genotype of endosperm is:
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Correct.
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Question
1.5
What is the function of endosperm?
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Incorrect.
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Question
1.6
Reset the map using the reset button at the upper left. Click on the blue magnifying glass icon over the sapling in the middle of the map. Now click on the top icon twice, bringing you to zoom level 11. Click once on the blue magnifying glass icon on the right to arrive at details of auxin transport.
The movement of the plant hormone auxin is thought to play a role in specifying a continuous path of cells that will differentiate into vascular tissue. Why does auxin move in an apical-to-basal direction--i.e., from young leaves toward the root?
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Correct.
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Question
1.7
Now click on the Growth button in the Navigation bar at the upper right, then click through buttons 1-3 under Secondary Growth.
The growth of what tissue layer is responsible for most of the increase in diameter during secondary growth?
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Correct.
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Question
1.8
Click on Photosynthesis in the Navigation bar, and then click on the second button (zoom 12) under Leaf Structure.
CO2 enters leaves through stomata, diffuses through intercellular spaces, and from there diffuses into what cell type?
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Correct.
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Question
1.9
Reset the map using the reset button at the upper left. Now click on the blue magnifying glass icon on the tree trunk. Click to level 7, then click once on the blue magnifying glass icon on the left.
What type of chemical bonds allows water to be pulled through the xylem?
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Correct.
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Question
1.10
Click on Photosynthesis in the Navigation bar at the upper right. Now toggle through the three navigation buttons underneath Phloem Transport, ending back on the left button (leaf).
What causes water to flow into the phloem in leaves and other sources? Note: in this image the products of photosynthesis are shown as purple spheres.
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Correct.
Incorrect.
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Question
1.11
Click on the Locate button under Stomata, click twice on the magnifier icon, and then use the Navigation bar to toggle between open and closed.
The reason that opening stomata requires energy is that: