MCQ on RNA Structure and Functions
RNA, or Ribonucleic Acid, is a molecule essential for various biological processes. It consists of a single strand of nucleotides, including adenine (A), uracil (U), […]
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MCQ on Nucleosome Model of Chromosome
A nucleosome is the basic unit of DNA packaging in eukaryotes. It consists of a segment of DNA wrapped around a core of histone proteins. […]
MCQ on Retrovirus: Structure, Significance and Examples
Retroviruses are a type of RNA virus that can reverse transcribe their RNA genome into DNA using the enzyme reverse transcriptase. This DNA is integrated […]
MCQ on HIV AIDS Virus
HIV (Human Immunodeficiency Virus) is a retrovirus that attacks the immune system, specifically CD4 cells (T cells), weakening the body’s ability to fight infections and […]
MCQ on Corona Virus: Structure and Replication
COVID-19 is an infectious disease caused by the novel coronavirus SARS-CoV-2. It primarily spreads through respiratory droplets, leading to symptoms ranging from mild respiratory issues […]
MCQ on Pyrimidine: Structure, Biosynthesis and Functions
Pyrimidines are nitrogenous organic compounds with a single-ring structure. They are fundamental building blocks in DNA and RNA, with cytosine, thymine (found in DNA), and […]
MCQ on Purines: Structure, Biosynthesis and Functions
Purines are nitrogenous organic compounds that consist of a double-ring structure. They are essential components of DNA and RNA and play crucial roles in cellular […]
MCQ on Purine and Pyrimidine
Purine and pyrimidine are two types of nitrogenous organic compounds. Purines, like adenine and guanine, have a double-ring structure and are found in DNA, RNA, […]
MCQ on Purine and Pyrimidine Metabolism
Purine and Pyrimidine metabolism are essential biochemical pathways responsible for the synthesis and degradation of purine and pyrimidine nucleotides. Purines (like adenine and guanine) and […]