CBSE Class 12 Biology Sample Paper 2013

Are you prepared for the Biology Paper for 2013 CBSE board examination!!!

Then test your preparations here by solving Biology Sample Paper CBSE 2013, given here

2. Write the formula to calculate allele frequency in future generations according to Hardy - Weinberg genetic equilibrium.

3. “Pranay suffered from measles at the age of 10 years. There are rare chances of his getting infected with the same disease for the rest of his life.” Give reason for the statement.

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