Stress and Strain: Introduction and Types

Introduction of Stress The restoring force is developed inside the body when deforming force is applied on it. This restoring force per unit area of the body is known as stress. The restoring force is equal and opposite with deforming force. Therefore, stress may also be defined as the deforming force per unit area of … Read more

Global Positioning System: Introduction and Principle

Introduction of GPS GPS is a satellite and ground based radio navigation system. It is also called locational system that helps user to determine very accurate locations mostly on the surface of the earth. The radio signals that are broadcasted by satellites are received by anyone who has a GPS device such as SatNav, mobile … Read more

Ecosystem: Introduction, component and function

Introduction  of Ecosystem Ecology is the study of how different organisms or groups of organisms interact with their surroundings. Both biotic (living organisms) and abiotic (non-living organisms) elements make up the environment. Ecosystems are the subject of ecology. An ecosystem is a collection of organisms that communicate with one another and with their surroundings. The … Read more

MCQ’s of microbiology (Genetics – Part 3)

Here, we have prepared some of the mcq’s of microbiology that may be helpful to the students related to microbiology and microbiology related subjects (Genetics). 1) When a mutation occurs in bacteria, the effects are seen on the: Rate of ATP utilization Protein synthesized Rate of nutrient ingestion ATP taken into the cell 2) A … Read more

MCQ’s of microbiology (Genetics – Part 2)

Here we have prepared some of the mcq’s of microbiology that may be helpful to the students related to microbiology and microbiology related subjects. (Genetics) 1) Exons and Introns in mRNA synthesis was first identified by: Temin and Baltimore Sharp and R. Roberts Milstein and Kohler Luria and Delbruck 2) A segment of an eukaryotic … Read more

MCQ’s OF MICROBIOLOGY ( GENETICS- PART-1)

Some of the multiple choice questions for preparation of entrance related to microbiology and fields of microbiology (Chapter- Genetics) 1) Full form of RFLP is: Restriction fraction length polymorphisms Restriction fragment length polymorphisms Recombinant fragment length polymorphosis Recombinant fragment length polymorphisms 2) RFLP is used to identify: Phenylketoneuria Sickle cell anemia Gilbert’s disease Von Gierke’s … Read more

Birth and Death of Stars

Birth and Death of stars

Introduction of stars Stars are non-living structures that live for billions of years. Though they are non-living, they take birth, they grow and die like a living being. That’s why, our life span is too short to see and experience a star formation. It is quite impossible for astronomers to see a star being formed, … Read more

Differences Between Fibers and Sclereids

INTRODUCTION Sclerenchyma is a type of simple permanent tissue. It forms the main strengthening tissue of the plant. It consists of long, narrow, thick-walled and lignified dead cells. They are fibre like in appearance due to their pointed structure at both ends. For this, the tissue is called sclerenchymatous fibres or simple fibres. They also … Read more

Actinomycetes: Introduction, laboratory diagnosis and Epidemiology

INTRODUCTION Actinomycetes are those groups of bacteria which are thin and have cell wall made up of muramic acid. Their nuclei are prokaryotic and are susceptible to antibacterial antibiotics. They look similar to fungi superficially as they form branching filaments. They are related to mycobacteria and corynebacteria. Image source: slideplayer They are Gram-positive, non-sporing, non-motile, … Read more

Bio Medical Waste Management

INTRODUCTION OF BIOMEDICAL WASTE Biomedical waste is any type of waste that is generated or produced at the time of performing research, giving healthcare and undertaking investigations or related procedures on human beings or animals. This waste may come or produced from hospitals, clinics, laboratories or similar establishments. Biomedical waste is also known as hospital … Read more