Dabour Hub EGEgyptian Curriculum 2026/2027
Worked example 11 — hybridisation question

Worked example 11 — hybridisation question

Point 9 of 12 — Lesson 2: Recombinant DNA, Gene Cloning, PCR and Genetic EngineeringQuestion bank: 12 questions (12 with pictures)

09 Worked example 11 — hybridisation question

  • Two species' DNA, when mixed, give hybrid double helices that need 85 °C to melt; two other species' hybrids melt at 70 °C.
  • Which pair is more closely related?
  • The first, because stronger, more complementary binding needs more heat to separate.

📝 Question bank for this point

12 questions linked to this point only, 12 of them with pictures.