MCQ on RNA Polymerase with Answers (PDF)
RNA polymerase is an enzyme that synthesizes RNA from a DNA template during transcription. It binds to specific regions of the DNA called promoters and […]
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MCQ on Archaebacteria with Answers (PDF)
Archaebacteria, or archaea, are a group of single-celled microorganisms distinct from bacteria and eukaryotes. They thrive in extreme environments like hot springs, salt lakes, and […]
MCQ on Bacterial Conjugation with Answers (PDF)
Bacterial conjugation is a process where one bacterium transfers genetic material to another through direct contact. A donor cell with a plasmid forms a pilus […]
MCQ on Restriction Enzymes with Answers (PDF)
A restriction enzyme, or restriction endonuclease, is a protein produced by bacteria that cuts DNA at specific sequences, known as recognition sites. These enzymes serve […]
MCQ on Restriction Endonuclease with Answers (PDF)
Restriction endonucleases, or restriction enzymes, are proteins that cut DNA at specific recognition sequences, usually palindromic. Found naturally in bacteria, they serve as a defense […]
MCQ on Chromatography with Answers (PDF)
Chromatography is a laboratory technique used to separate, identify, and analyze components in a mixture. It involves a stationary phase and a mobile phase. As […]
MCQ on Column Chromatography with Answers (PDF)
Column chromatography is a technique used to separate and purify individual compounds from a mixture. It involves a column filled with a stationary phase (usually […]
MCQ on Gas Chromatography with Answers PDF
Gas Chromatography (GC) is a powerful analytical technique used to separate, identify, and quantify volatile compounds in a mixture. In GC, the sample is vaporized […]
MCQ on HPLC Instrumentation with Answers (PDF)
High-Performance Liquid Chromatography (HPL instrumentation includes a solvent reservoir, pump, injector, column, detector, and data system. The pump delivers the mobile phase through the column, […]