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Genetics: Quiz


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Question 1: For genes that are closer together, however, the lower probability of crossover means that the genes demonstrate ________ – alleles for the two genes tend to be inherited together.
Mendelian inheritanceGenetic linkageChromosomeMeiosis

Question 2: It was discovered that the cell uses DNA as a template to create matching ________ (a molecule with nucleotides, very similar to DNA).
Messenger RNAPrecursor mRNAMorpholinoNon-coding RNA

Question 3: Error rates are usually very low—1 error in every 10–100 million bases—due to the "proofreading" ability of ________.
DNA polymeraseDNA polymerase ITelomeraseReverse transcriptase

Question 4: The modern science of genetics traces its roots to ________, a German-Czech Augustinian monk and scientist who studied the nature of inheritance in plants.
SpeciesHeredityGregor MendelModern evolutionary synthesis

Question 5: However, the modern science of genetics, which seeks to understand the process of inheritance, only began with the work of ________ in the mid-nineteenth century.
Modern evolutionary synthesisHeredityGregor MendelSpecies

Question 6: DNA can also be amplified using a procedure called the ________ (PCR).
Real-time polymerase chain reactionPolymerase chain reactionReverse transcription polymerase chain reactionTaq polymerase

Question 7: [68] When searching for an unknown gene that may be involved in a disease, researchers commonly use ________ and genetic pedigree charts to find the location on the genome associated with the disease.
MeiosisChromosomeGenetic linkageMendelian inheritance

Question 8: Proteins can bind to other proteins and simple molecules, sometimes acting as enzymes by facilitating ________ within the bound molecules (without changing the structure of the protein itself).
ChemistryHydrogenNitrogenChemical reaction

Question 9: By comparing the homology between different species genomes it is possible to calculate the evolutionary distance between them and when they may have diverged (called a ________).
Molecular clockGeologic time scaleTimeRadiocarbon dating

Question 10: An internal process of ________ occurs within the body and eventually mutations accumulate within cells to promote their own growth, creating a cancerous tumor that grows and invades various tissues of the body.
Population geneticsEvolutionCharles DarwinNatural selection

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