IBO2017-Practical 3
Developmental Physiology marking crib and justification
Question 1-Identifying tissues of a fly larva
Tasks la &1b-Identify the axes of a larva. (7 Marks)
Tasks 1c, 1d &le-Dissect Calliphora vicinalarva to isolate identified tissues. (38 Marks)
(45 marks in total)
Question 2-Physiological responses of a larval heart
Task2a,2b& 2c-Dissect a C. vicina larva to reveal beating dorsal vessel (larval heart)(10Marks)
Task2d, 2e &2f-Design and perform an experiment to identify the activity of pharmacological agents acting on the dorsal vessel (45 Marks)
(55 marks in total)
Examination total = 100