An animal cell is placed in a solution that is much more dilute than its cytoplasm.
Why may the cell burst?
water enters by osmosis and its cell wall becomes weaker
water leaves by osmosis and it has no supporting cell wall
water enters by osmosis and it has no supporting cell wall
water leaves by osmosis and its cell wall becomes weaker
44 exam-style questions on Edexcel GCSE Biology 7.3 Homeostasis and thermoregulation, covering 7.3.1 Importance of a constant internal environment, 7.3.2 Importance of homeostasis, 7.3.3a Thermoregulation via the skin and hypothalamus, and 7.3.3b Vasoconstriction and vasodilation in thermoregulation. Each one has a worked solution and a mark scheme showing where the marks go.