Gamma diversity refers to the total species diversity present in a geographical area. It can be represented by = + , where alpha diversity... View Article
R. H. Whittaker introduced the terms alpha, beta and gamma diversity. Gamma diversity (γ) refers to the total species diversity present in a... View Article
Viruses and prions are not considered as living organisms as they do not fulfill a few of the important criterias required for life. For... View Article
Viruses and prions are not considered living as they do not satisfy most of the criterias required for life. For instance, viruses and prions are... View Article
Viruses are not considered living as they do not fulfill all the necessary prerequisites for life. For instance, they are not made of cells like... View Article
Virus genome size varies greatly. Generally, ssDNA viruses have a smaller genome. The smallest genome is identified in Circovirus (ssDNA), with a... View Article
Hepatitis B virus is known to survive outside the body, for at least 7 days, provided if the conditions are right. Read more by registering at... View Article
A DNA virus is a virus which has deoxyribonucleic acid as its genome. They can further be classified on the number of strands in their DNA -... View Article
Technically, viruses are not made of cells. Hence, they lack most cellular organelles such as mitochondria, endoplasmic reticulum etc. However,... View Article
Scientists agree that the very first bacteria appeared on earth around 2 billion years ago. These lifeforms were similar to present-day... View Article
From an evolutionary perspective, some scientists speculate that viruses are thought to be the descendants of free-living organisms which adopted... View Article
One of the first viruses to be discovered and studied was the Tobacco Mosaic Virus. Read more by registering at BYJU’S NEET. Explore more... View Article
According to research, herbal plants that contain components such as polyphenols, flavones, and alkaloids are thought to be effective at... View Article
Retroviruses are the exception to the Central Dogma as they are so primitive their genetic material is RNA. This is later converted to double... View Article
Viruses can multiple (only within a host cell). Moreover, viruses also evolve and undergo natural selection just like other cell-based lifeforms.... View Article
Traditionally, viruses are not placed in any of the Kingdoms or domains of life. However, experts do hint at the possibility of forming a 4th... View Article
