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1. Can you explain this? 5% Starch Solution

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Presentation on theme: "1. Can you explain this? 5% Starch Solution"— Presentation transcript:

1 1. Can you explain this? 5% Starch Solution
25% Starch Solution (the purple represents molecules of starch)

2 2. What process? What does the arrow represent?
5% Starch Solution 25% Starch Solution (the purple represents molecules of starch)

3 3. How could you tell which “cell” has
the greatest concentration of starch? A B C Each cell has a different concentration of starch solution in it. Tap water is outside each cell.

4 4. Which process?

5 Which direction (to the inside or to the outside) would molecule move by diffusion?

6 6. What specific changes to the cell will most likely occur?
protein water K+

7 7. Which process?

8 8. Which process?

9 9. What processes are occuring at arrows A and B?
90 % water B A 100 % water

10 10. Why is the contractile vacuole not needed in salt water?
X

11 11. Which process?

12 12. What life process is happening here?

13 (neither passive or active transport)
13. Which process? The circulation of cytoplasm within certain cells and one-celled organisms. (neither passive or active transport)

14 neither passive or active transport occurs inside the cell
does not involve the cell membrane

15 14. Which process?

16 15. Which process?

17 16. What color was the bag in the initial state and the final state?
What color was the solution outside the bag in the initial state and the final state? What happened to the size of the bag? Why?

18 17. Word Bank amber, blue/black, glucose, iodine, starch, water, white

19 18. Which direction would molecule move by active transport?

20 1. What solution were these cells placed in?
19. 1. What solution were these cells placed in? 2. What process is represented by the arrow? 3. What solution could be used to reverse this process?

21 20. Label A BC

22 21. Which process?

23 22. Which process?

24 In NYS lab, what would the red dots represent?
23. In NYS lab, what would the red dots represent? Artificial cell Pore What is the name of this process? Beaker

25 24. In which direction will the molecules move
without energy being applied to them? High Concentration Low Concentration

26 25. When living yeast cells were placed in congo red dye and examined under the microscope, the yeast cells remained colorless. However, when placed in methylene blue, they became blue. Later, dead yeast cells were placed in congo red dye. These cells turned red. Explain these three observations.

27 A process that would result in the
26. A process that would result in the movement of these molecules out of the cell requires the use of 1. diffusion 2. energy 3. osmosis 4. cyclosis

28 27. Which process?

29 Which cell is using energy for the process shown above?
28. Which cell is using energy for the process shown above? What is the name of this process?

30 29. In the human body, the potassium ion can pass easily through cell membranes, yet the potassium ion concentration is higher inside many cells than it is outside these cells. This condition is mainly the result of the process of Passive transport Active Transport Osmosis Pinocytosis

31 30. The change in the appearance off the cell resulted from more…
1. water flowing into the cell than flowing out of the cell 2. water flowing out of the cell than flowing into the cell 3. salt flowing into the cell than flowing out of the cell 4. salt flowing out of the cell than flowing into the cell

32 31. What process is this?

33 Is the environment of the cell isotonic, hypotonic, or hypertonic?
32. Is the environment of the cell isotonic, hypotonic, or hypertonic?

34 33. 1 11 2 3 10 4 9 5 8 7 6

35 What part of the cell is this?
34. What part of the cell is this? E.R microtubules microfilaments

36 What organelle is this a part of?
35. What organelle is this a part of?

37 What level of organization is this?
36. What level of organization is this?

38 37. Which process?

39 38. Which process?

40 39. What organelle is this? What is A? B? A B

41 Complete the chart Glucose Starch Substance Indicator Positive Result
40. Complete the chart Substance Indicator Positive Result Glucose Starch


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