FORMATIVE TEST IN GENERAL BIOLOGY 2
Quiz by Melanie Filipina M. Quintero
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20 questions
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- Q1Scientists discovered that a specific fragment of the organisms’ DNA is responsible in coding for its specific trait such as hair/skin/fur color. What is this fragment called?Deoxyribonucleic acidRNAChromosomesGenes30s
- Q2Which of the following enzymes enzyme which is vital in the process of genetic engineering because it splits or cuts the DNA to obtain the targeted gene?Ligase 18Activation enzymeScissor enzymeRestriction enzyme30s
- Q3The process of changing or altering the genes may be summarized in four basic steps, which among the following steps come first?Combine the DNA from two different sourcesCut the specific part of the DNA through a special enzymeIsolate the DNA from the cell and identify the target part of the DNAIntroduce the new formed DNA to the host cell30s
- Q4Lastly, the new DNA produced through genetic engineering will be introduced to a host cell to see how it will code for a new protein. What concept in biology is highlighted in this step?Law of conservation of energyLaw of inheritanceCentral Dogma of Molecular BiologyCentral Atom of Molecules30s
- Q5Which among the following best describes the Cenozoic era?Age of bacteriumAge of reptilesAge of mammalsAge of invertebrates30s
- Q6How will you describe the Geologic Time Scale?It sums up the history of the earth based on life-forms that have existed during specific times since the creation of the solar system.It divides up the history of the earth based on spheres of the Earth where life-forms have existed during specific times since the creation of the planet.It sectioned the history of the earth based on non-living things that have existed during specific times since the creation of the planet.It divides up the history of the earth based on life-forms that have existed during specific times since the creation of the planet.30s
- Q7The following are the principles of used in relative dating of fossils EXCEPT:Law of SuperpositionLaw of Original HorizontalityLaw of SuperimpositionLaw of Cross-Cutting Relationship30s
- Q8Evolution is brought by the change in the gene frequency of a population over the next generation, which among the following is considered the change in gene frequencies because of chance processes?Gene FlowGenetic DriftArtificial SelectionNatural Selection30s
- Q9Name the type of mechanisms of evolution that takes place because some female/male species prefer to interbreed with mates that have certain or predetermined qualities.MutationRecombinationNatural SelectionNon-random Mating30s
- Q10Identify the mechanism of evolution that resulted from the deletion, insertion, substitution, or inversion of DNA because of radiation or copying errors.Genetic DriftMutationRecombinationArtificial Selection30s
- Q11Which of the following forms when a fossil mold is filled?carbon filmfossil casttar pitpetrified fossil30s
- Q12For fossils to form, the remains must be covered quickly by __________.watersedimentcoprolitesscavengers30s
- Q13Which of the following animal parts would be most likely to form a fossil?bonesbloodfurskin30s
- Q14When minerals take the place of once-living materials, what type of fossil is being formed?ambermoldpetrifiedcarbon film30s
- Q15Which of the following is considered as a fossil?A 6000 year-old mummyButuan Ivory Seal, 1002 A.D.An ant found inside a block of amber, dating back to 110 million yearsLaguna copperplate inscription30s