Biology

Major objective of this lecture is to present on process of Cleavage. Here briefly describe on what happens after cleavage begins and how does a…

The aim of this lecture is to present on what happens after fertilization. Major focus on Process of Fertilization. In fertilization process; four major steps are: Sperm…

Cuvier was a man who devoted his entire life to his country and scientific advancement. He was born; August 23, 1769 in Montbeliard, France. Attended Carolinian…

Blood vessels are a network of tubes that carry blood throughout the entire body. There are three types of Blood Vessels: Arteries, Veins and Capillaries. The vessels that carry the…

Basic objective of this lecture is to present on Xerophytes. This lecture briefly describe on to take measurements of leaves + see if xerophytes have a…

Not everyone has the same blood type. Blood type refers to features of the person’s red blood cells. There are hundreds of these different features. In general, Rh…

general objective of this lecture is to present on Transport of Materials. Here briefly describe on need for transport systems. Plants need sugars and water to stay…

Principle purpose of this lecture is to present on Secondary Growth of Plants. Secondary thickness takes place in three steps: formation of secondary xylem and secondary phloem;…

Major purpose of this lecture is to present on anatomy of Dicot Plants. Here describe two types of root anatomy systems – tap root system and adventitious…

Prime purpose of this lecture is to present on Anatomy of Heart. The heart is a hollow muscle. It is located on the left side of…

Basic purpose of this lecture is to present on Heart Circulatory System. The heart circulatory system make up the network that delivers blood to the body’s…

General purpose of this lecture is to describe how heart action is coordinated with reference to the sinoatrial node (SAN), the atrioventricular node (AVN) and…