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