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Genes and environment

Quiz by Zhao

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38 questions
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  • Q1
    What term describes the interplay between an individual's genetic makeup and their environmental exposures in influencing disease risk?
    Genetic predisposition
    Gene-environment interaction
    Mutation
    30s
  • Q2
    Which of the following is a physical environmental factor that can influence an individual's health?
    Socioeconomic status
    Diet
    Air quality
    Stress
    30s
  • Q3
    What type of mutation is inherited from a parent?
    De novo mutation
    Silent mutation
    Germline mutation
    Somatic mutation
    30s
  • Q4
    Which gene mutations are associated with an increased risk of breast cancer?
    TP53 and MYC
    EGFR and KRAS
    BRCA1 and BRCA2
    APC and MLH1
    30s
  • Q5
    Which environmental factor is a major risk for developing lung cancer?
    High-fat diet
    UV radiation
    Smoking
    Sedentary lifestyle
    30s
  • Q6
    What is epigenetics?
    Changes in gene expression without altering DNA sequence
    Inheritance of environmental factors
    Study of hereditary mutations
    Changes in DNA sequence
    30s
  • Q7
    Which epigenetic mechanism involves adding methyl groups to DNA?
    DNA replication
    DNA methylation
    Histone modification
    Non-coding RNA
    30s
  • Q8
    In Type 2 diabetes, what environmental factor can influence whether a genetically predisposed individual develops the disease?
    Diet and exercise
    Air pollution
    Exposure to radiation
    Genetic mutations
    30s
  • Q9
    Which of the following is a social environmental factor?
    Air pollution
    Smoking
    Access to healthcare
    Diet
    30s
  • Q10
    What type of disease is influenced by both genetic and environmental factors and does not have a single cause?
    Monogenic disease
    Acute disease
    Infectious disease
    Complex disease
    30s
  • Q11
    Which gene is associated with an increased risk of Alzheimer's disease?
    BRCA1
    CFTR
    APOE
    HLA-DQ2
    30s
  • Q12
    Which environmental factor is linked to the development of autoimmune diseases like lupus?
    Exposure to allergens
    Lack of physical activity
    Infections and sun exposure
    High sugar diet
    30s
  • Q13
    What role do non-coding RNAs play in epigenetics?
    They regulate gene expression
    They are involved in DNA replication
    They encode proteins
    They alter the DNA sequence
    30s
  • Q14
    Which disease is an example of gene-environment interaction where pesticide exposure is a risk factor?
    Parkinson's Disease
    Celiac Disease
    Diabetes
    Hypertension
    30s
  • Q15
    What is a genetic predisposition?
    A higher genetic risk for certain diseases
    An environmental factor that affects genes
    A mutation that always causes disease
    The absence of genetic risk factors
    30s

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