Human Body Systems

Human body systems consists of groups of organs and tissues that work together to perform important functions for the body. Have you ever wondered how we do our regular activities like yawning, running, catching a ball? Or how we yawn, cough, or sneeze? These are coordinated functions of body cells and tissues to keep our … Read More

Cell Structure and Function

A cell is the smallest unit of living organisms.It is composed of structures called organelles, which perform diverse functions. For example, mitochondria is responsible for cellular respiration and chloroplast for photosynthesis. This course covers following: Characteristics of a cell Modern cell theory Distinguish between Prokaryotes and Eukaryotes Cell organelles Molecular composition of a cell Hierarchical … Read More