Zadanie 2c
Plant-tissue pieces are weighed before and after immersion in a range of solutions. Outline how these measurements can estimate tissue osmolarity.
- Materiał graficzny
Turgor and plasmolysis in walled cells
Explain how cell walls affect responses to water entry and loss in hypotonic or hypertonic surroundings.
Tę umiejętność sprawdzają 4 zadania wzorowane na arkuszach IB z lat 2023–2024.
Zadania sprawdzające tę umiejętność: 4 Otwórz w wyszukiwarce z filtrami
Zadanie 3
Living epidermal cells from a plant leaf are transferred from distilled water to a strongly hypertonic solution. What change is expected? A. The cell wall dissolves immediately B. Water enters until the protoplast bursts through the wall C. The vacuole expands…
Zadanie 5b
A model epidermal-cell sample is placed in pure water. Its mean internal hydrostatic pressure reaches 280 kPa while external atmospheric pressure is 100 kPa. Zadanie 5 b. (i) Outline how the higher pressure develops inside the cells. (ii) State why cellulose…
Zadanie 5b
A model epidermal-cell sample is placed in pure water. Its mean internal hydrostatic pressure reaches 280 kPa while external atmospheric pressure is 100 kPa. Zadanie 5 b. (i) Outline how the higher pressure develops inside the cells. (ii) State why cellulose…