Compare the mechanism of evolution as put forth by Charles Darwin and de Vries.

Scientists are trying to solve the issues of malnutrition and hunger by using microbes. By taking one suitable example, explain how they have been able to help.

How can childless couples be helped by the following assisted reproductive technologies:

→a) GIFT

→b) Cytoplasmic Sperm Injection

Write by taking a suitable example, the convention followed for naming the restriction enzymes.

Describe the phosphorus cycle in an ecosystem.