5 Special Sense Organs | Their Location and Functions in the Body
The human body has 5 special sense organs which are of immense use to life. These include the Eyes Ears Nose Tongue Skin. They are called special because they have …
7 Uses of Rocks and Stones in Daily Life
Rocks and stones are naturally formed solid matter. They are hard, robust, and long-lasting. They are beneficial to both men and the environment in many ways. Uses of Rocks and …
Root System | 5 Basic Types with Examples and Pictures
A root system is part of the plant that holds it to the ground and supply water and other essential nutrients. All the complex formed by the roots of a …
10 Differences between Chemical and Physical Change with Examples
A material can undergo either a chemical change, physical change, or sometimes both. The key differences between chemical and physical change are seen in terms of visible variation in forms. …
Salivary Glands Anatomy, Location and Regulation
Salivary glands are the exocrine glands located in the mouth. They are the organs of the digestive system. If you notice a few patterns in your mouth, you will find …
PCR Protocol | A Step by Step Procedure
The polymerase chain reaction, or PCR, was originally developed by Kary Mullis, for which he was awarded the Nobel Prize in 1993. PCR is a laboratory technique that is used …
25 Differences between Gram-positive and Gram-negative bacteria
Bacteria are broadly classified as gram-positive and gram-negative bacteria based on gram stain. But both of the groups are Prokaryotic cells similar in many aspects. Check the similarities at the …
11 Types of Anatomy | Systemic and Gross
Anatomy is the science which deals with studying the internal structure of a body. The word anatomy comes from the Greek word anatome, meaning cutting up. The term dissection is …
Synapse | Its Structure, Types, Function and Transmission Steps
The primary function of the nervous system is the transmission of signals and communication. This is achieved through transmission through synapses. A neuron is the structural and functional unit of …
Cockroach Anatomy | A Complete Internal and External Structure
The anatomy of cockroach can be read from the external appearance and the internal organization. Since, it belongs to the class of insects, it is to similar to most other …