Molecular biology - Quiz
A) Single strand B) Triple helix C) Double helix D) Circular
A) Translates proteins into genetic code B) Stabilizes the genetic information C) Replicates DNA D) Carries genetic information from DNA to the ribosome
A) An enzyme in the nucleus B) A three-nucleotide sequence in mRNA that codes for a specific amino acid C) A protein subunit D) A segment of DNA that regulates gene expression
A) Endoplasmic reticulum B) Golgi apparatus C) Nucleus D) Mitochondria
A) Segment of chromosomal DNA B) Small RNA molecule involved in protein synthesis C) Large protein structure in the cell membrane D) Circular DNA molecule found in bacteria that can replicate independently
A) PCR (Polymerase Chain Reaction) B) Gel electrophoresis C) Gene cloning D) DNA sequencing
A) Transcribes DNA B) Transfers amino acids to the ribosome C) Stabilizes the genetic code D) Connects mRNA and ribosomes
A) Mutation B) Replication C) Translation D) Transcription
A) DNA polymerase B) Helicase C) Topoisomerase D) Ligase
A) Francis Crick B) The English physicist William Astbury C) James Watson D) Rosalind Franklin
A) 1953 B) 1945 C) 1962 D) 1869
A) Gregor Mendel, Friedrich Miescher, and Phoebus Levene B) William Astbury, Rosalind Franklin, and James Watson C) Rosalind Franklin, Erwin Chargaff, and Max Perutz D) James Watson, Francis Crick, and Maurice Wilkins
A) The discovery of DNA structure B) The laws of inheritance through studies on pea plants C) The double helix model of DNA D) Chargaff's rule
A) James Watson B) Francis Crick C) Erwin Chargaff D) Phoebus Levene
A) Biology, geology, and meteorology B) Physics, chemistry, and astronomy C) Genetics, biochemistry, physics, mathematics, and computer science (bioinformatics) D) Chemistry, engineering, and philosophy
A) James Watson B) Gregor Mendel C) Frederick Griffith D) Francis Crick
A) 1928 B) 1905 C) 1953 D) 1944
A) Genetic recombination B) Vertical gene transfer C) Horizontal gene transfer (HGT) D) Mutation
A) It has a rough colony appearance. B) Its polysaccharide capsule prevents recognition by the host's immune system. C) It lacks genetic material. D) It produces toxins that kill the host.
A) By measuring pH changes. B) Via radioactivity or fluorescence. C) Through electron microscopy. D) Using mass spectrometry.
A) Site-directed mutagenesis using PCR B) Gel electrophoresis C) Transformation D) Transfection
A) 595 nm B) 465 nm C) 620 nm D) 700 nm
A) Transduction B) Transfection C) Conjugation D) Transformation
A) 30–40 nucleotides. B) 5–10 nucleotides. C) 20–25 nucleotides. D) 50–100 nucleotides.
A) Kitchen blender B) Centrifuge C) Microscope D) Spectrophotometer
A) Non-conservative replication B) Dispersive replication C) Conservative replication D) Semiconservative replication
A) Western blotting B) Eastern blotting C) Northern blotting D) Microarrays
A) Gel electrophoresis B) Transfection C) Molecular cloning D) Polymerase chain reaction (PCR)
A) Transformation B) Conjugation C) Replication D) Transduction
A) Transfection B) Conjugation C) Transformation D) Transduction
A) Standard PCR B) Molecular cloning C) Reverse transcription PCR (RT-PCR) D) Gel electrophoresis
A) The same type B) Only one common type C) Different types D) No antigens
A) ~50 micrometre diameter B) ~500 micrometre diameter C) ~100 micrometre diameter D) ~200 micrometre diameter
A) SDS-PAGE B) 2D gel electrophoresis C) Agarose gel electrophoresis D) Polyacrylamide gel electrophoresis
A) Studying biomolecules 'from the ground up'. B) Using computer science techniques. C) Focusing on chemical substances in living organisms. D) Predicting genetic mutations.
A) Radioactive phosphorus B) Radioactive sulfur C) Radioactive carbon D) Radioactive hydrogen
A) Coomassie Brilliant Blue G-250 B) Methylene blue C) Ethidium bromide D) SYBR Green
A) Escherichia coli B) Bacteriophage C) Streptococcus pneumoniae D) Salmonella typhimurium
A) Silicon chips B) Polyvinylidene fluoride (PVDF) C) Nylon membranes D) Nitrocellulose
A) Gel electrophoresis B) Standard PCR C) Quantitative PCR D) Molecular cloning
A) Strong alkaline buffering agents such as sodium dodecyl sulfate (SDS) B) Proteins C) Magnesium chloride D) Ethanol
A) Electrophoresis B) Centrifugation C) Chromatography D) Capillary action
A) 1970s B) 1990s C) 1960s D) 1980s
A) Chromatography. B) X-ray crystallography. C) Gel electrophoresis. D) Viscometry.
A) Patricia Thomas B) Marion M. Bradford C) Kary Mullis D) Edwin Southern
A) Western blotting B) Eastern blotting C) Northern blotting D) Microarrays
A) Microarray spot analysis. B) RNA electrophoresis. C) Chemiluminescence D) DNA hybridization.
A) Northern blotting uses antibodies, while western blotting does not. B) Northern blotting is used for gene expression profiling. C) Western blotting detects post-translational modifications. D) Northern blotting analyzes RNA, while western blotting analyzes proteins.
A) Polyvinylidene fluoride (PVDF) B) Silicon chips C) Nitrocellulose D) Nylon |
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