
Genes and environment
Quiz by Zhao
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38 questions
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- Q1What term describes the interplay between an individual's genetic makeup and their environmental exposures in influencing disease risk?Genetic predispositionGene-environment interactionMutation30s
- Q2Which of the following is a physical environmental factor that can influence an individual's health?Socioeconomic statusDietAir qualityStress30s
- Q3What type of mutation is inherited from a parent?De novo mutationSilent mutationGermline mutationSomatic mutation30s
- Q4Which gene mutations are associated with an increased risk of breast cancer?TP53 and MYCEGFR and KRASBRCA1 and BRCA2APC and MLH130s
- Q5Which environmental factor is a major risk for developing lung cancer?High-fat dietUV radiationSmokingSedentary lifestyle30s
- Q6What is epigenetics?Changes in gene expression without altering DNA sequenceInheritance of environmental factorsStudy of hereditary mutationsChanges in DNA sequence30s
- Q7Which epigenetic mechanism involves adding methyl groups to DNA?DNA replicationDNA methylationHistone modificationNon-coding RNA30s
- Q8In Type 2 diabetes, what environmental factor can influence whether a genetically predisposed individual develops the disease?Diet and exerciseAir pollutionExposure to radiationGenetic mutations30s
- Q9Which of the following is a social environmental factor?Air pollutionSmokingAccess to healthcareDiet30s
- Q10What type of disease is influenced by both genetic and environmental factors and does not have a single cause?Monogenic diseaseAcute diseaseInfectious diseaseComplex disease30s
- Q11Which gene is associated with an increased risk of Alzheimer's disease?BRCA1CFTRAPOEHLA-DQ230s
- Q12Which environmental factor is linked to the development of autoimmune diseases like lupus?Exposure to allergensLack of physical activityInfections and sun exposureHigh sugar diet30s
- Q13What role do non-coding RNAs play in epigenetics?They regulate gene expressionThey are involved in DNA replicationThey encode proteinsThey alter the DNA sequence30s
- Q14Which disease is an example of gene-environment interaction where pesticide exposure is a risk factor?Parkinson's DiseaseCeliac DiseaseDiabetesHypertension30s
- Q15What is a genetic predisposition?A higher genetic risk for certain diseasesAn environmental factor that affects genesA mutation that always causes diseaseThe absence of genetic risk factors30s