Question

three pieces of potato tissue of a similar shape and she were cut from
same potato Each piece of the was blotted, weighed on a balance
placed in one of three solutions of sucrose (A, B and C) The pieces
potato were left in the solutions for an hour, then removed, blotted
again and reweighed. The results are shown in Table 2:1
Solution Starting mass /
Final mass /
Change in mass 1 %
A
Table 2.1
1.Copy the table and complete it by calculating the % change in mass
for the pieces of potato in solutions B and C.
2. Explain the results for the potato in solution A.
3.Which solution is hypotonic lo the potato cells?
4.Which solution is nearly isotonic to the potato cells?
5.Which solution has a lower water potential than the potato cells?
6. The cell membrane of plant cells is partially permeable. Explain the
meaning of this term with reference to sucrose solution​

Answer 1

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