This document covers several units of biology, focusing on key biological systems and processes. Here's a quick breakdown:



Unit 1: Macromolecules and Digestion



Describes macromolecules like carbohydrates, lipids, proteins, and nucleic acids. It explains their role in energy storage, body function, and how they are assembled through dehydration synthesis and broken down by hydrolysis.

Discusses the digestive system, enzyme functions, and processes like chyme movement, nutrient absorptio...