4 long-form biology essays, written at the density of real CAT passages, each with CAT, XAT and GMAT-style questions and explanations. For real exam passages, practise the solved CAT RC PYQs; for a daily routine, see CAT RC practice.
Desmond Morris had a simple answer. Modern biology has a more complicated one. What changed between 1967 and now reveals as much about science as it does about human anatomy.
Most animals mate seasonally. Humans do not. The question is not why humans have more sex. It is what human sexuality has become, and why it looks less like animal mating and more like language.
Is monogamy a biological destiny or a cultural invention? A philosophical exploration of polyamory, love, evolution, and the arithmetic of romance.
Explore why death may be essential for life through evolution, biology, cancer, aging and the hidden role mortality plays in sustaining nature.
