DNA repair mechanisms in cells include base excision repair (BER), nucleotide excision repair (NER), mismatch repair (MMR), homologous recombination (HR), and non-homologous end joining (NHEJ). These pathways correct various types of DNA damage, ensuring genomic stability and preventing mutations that can lead to diseases like cancer. This article on “DNA […]
DNA barcoding is a molecular technique that uses a short, standardized DNA sequence from a specific gene to identify and classify species. It helps scientists and researchers accurately distinguish and catalogue organisms, aiding in biodiversity research, conservation, and various scientific applications. This post is on applications of DNA barcoding MCQ […]
Bt cotton, a genetically modified crop, boasts pest-resistant qualities, reducing the need for chemical pesticides and increasing crop yields. However, concerns over environmental impact and pest resistance evolution underscore the importance of a balanced assessment of its pros and cons. This article on MCQ on BT Cotton will help you […]
Bacterial nutrition varies widely, encompassing autotrophic and heterotrophic modes. Autotrophic bacteria synthesize their own organic compounds from inorganic sources, while heterotrophic bacteria rely on organic materials from their environment. This adaptability allows bacteria to thrive in diverse ecosystems. This post on Nutritional Classification of Bacteria MCQ will help you to […]
Cell walls are rigid structures surrounding plant, fungal, and bacterial cells, providing support, protection, and regulating cell shape and osmotic pressure. The chemical structure and organization of cell wall in different groups varies considerably. The bacterial cell wall is a protective outer layer made of peptidoglycan, providing structural support. It […]