Class 12

Vectors and carriers are significant topics in biology, as lots of medications and treatments depend upon the same. Talking about vectors example- Mosquitoes species, for example, are carriers of Malaria, a fatal illness.  In regular language, this notion of “biological vector” is the most prevalent.  If a virus has been re-engineered and is utilised to […]

Have you got your Covid vaccination shot? If yes, you might doubt how it was made and produced. Similarly we all are vaccinated for polio and other such types of diseases which threaten our survival or cause irreversible damage Here in this article, we will discuss vaccines.  Vaccine It is a biological product administered to

Smallpox was an infectious disease that was considered a severe public health problem at the time. It was caused by the orthopoxvirus, which was one of the largest viruses that ever infected humans. Throughout history, multiple smallpox epidemics have been documented, many of which have spread over continents and wiped out large populations.  A vaccine

Protection provided by an antibody or antitoxin produced by one animal or human and transferred to another is known as passive immunity. Infection is protected from the start by passive immunity, but this protection is only temporary in nature. A few weeks to months after the antibodies are administered, the recipient will no longer be

Vaccination and immunisation are the two concepts that are frequently confused and are not interchangeable.  Vaccination is described as the introduction of weakened or destroyed germs into an individual’s body to create immunity and, as a result, protection against a certain disease.  immunisation is the process through which a person becomes immune to a certain illness, either

A vaccination is an immunogenic agent which induces disease immunity. It can be given as a needle injection, an oral solution, or an aerosol. Vaccines are made by destroying viruses or bacteria to the point where they can no longer transmit (replicate) efficiently, if at all. The principle of vaccination is founded on the immune system’s

INTRODUCTION DNA fingerprinting is a technique for isolating and detecting changeable areas of DNA’s base-pair sequence in genetics. DNA typing, DNA profiling, genetic fingerprinting, genotyping, and identity testing are all terms used to describe the process. In 1984, British scientist Alec Jeffreys devised the method after observing that certain regions of highly variable DNA (known

Diamond is most recognised for being used as a gem in jewellery, but this expensive stone has numerous additional applications. Diamonds are utilised in a variety of sectors for a variety of purposes. Diamonds are utilised for several fundamental general purposes in addition to being employed in the business. Diamond The carbon atoms are organised

Coal is a substance that most of us have come across at some point in our lives. It’s a common material found in many houses and even large corporations. As a result, we’ll be learning about coal and some of its applications here. Coal Coal is derived from the English word “col,” which means “glowing ember.”

Bacteria are the most common type of life on Earth. They can be found in a variety of environments, including Antarctic ice, hot hydrothermal vents, and even your stomach. The majority of them do not harm us. Many of these organisms are critical to our survival. Bacteria aid in the digestion of food in many