problem 1:

a) prepare down what DNA replication refers to.

b) State the major properties of the DNA replication model.

c) List out any three enzymes included in the process all along with their functions.

problem 2:

Inheritance patterns of flower color in garden pea plant and snap dragon vary. Why is the difference observed? Describe the difference with the help of crosses in their patterns of inheritance.

problem 3:

Tom participated in a group discussion in his school on ‘The ill effects of Tobacco on the Human Health’. In the evening he goes with his family for dinner and insists on sitting in the ‘Non-Smoking Area’ to which his father (who is a heavy smoker) objects.

a) In this condition, who wins your support – Tom’s concern for health and environment or his father’s objection? Validate giving two reasons.

b) Propose any three effective propaganda campaigns for the anti-tobacco awareness.