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TRS6. P2. U3. Biology

Quiz by Đỗ Thị Thu Hà

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24 questions
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  • Q1
    To relatives watching a family member ........... to Alzheimer’s, it may seem as if a magnifi cent structure—the loved one—is slowly being dismantled by invisible termites.
    succumb
    30s
  • Q2
    The disease is a ..........., and scientists have few answers for why it occurs and how it might be prevented.
    riddle
    30s
  • Q3
    However, a pick for the Alzheimer’s lock may have been found by researchers examining the brain .............of deceased patients who had a disease not previously considered similar to Alzheimer’s—the group of maladies called prion diseases.
    tissue
    30s
  • Q4

    Prion diseases have a long ............ period but a rapid progression, often ending in death 12 months after symptoms fi rst develop, or even sooner.

    incubation
    30s
  • Q5

    The chain can .............on its links and bend into a huge variety of complex shapes such as corkscrews, bows, balls of tangled string, and countless other trickier confi gurations.

    pivot
    30s
  • Q6
    The female crab needs to be saved to .............. the species.
    propagate
    30s
  • Q7
    When, higher up the ............... humans go on to consume the cows infected with the illness, they contract the human variant of the disease, known as Creutzfeldt-Jakob disease (CJD), which causes death.
    food chain
    30s
  • Q8
    This ticking time bomb .............. until it manifests with symptoms that start with depression and hallucination, and quickly progress to loss of motor control and ultimately, death.
    lies dormant
    30s
  • Q9
    Courts act as a safeguard against executive .......... in individual counter-terrorism cases.
    overreach
    30s
  • Q10
    Reports from farms in Britain and the United States say that, while cattle farmers may have  cut back on the use of sheep-derived protein to feed their herds, they have increased their use of ground-up chicken ............
    innards
    30s
  • Q11
    Baker argues that beef is safe for consumption, and he sums up his book by saying the disease is a ..............
    closed case
    30s
  • Q12
    If individuals want to eradicate mad cow disease forever, the only .............. policy is to do away with all beef products.
    efficacious
    30s
  • Q13
    After successful surgery his ............. was good.
    prognosis
    30s
  • Q14
    After scientists discovered the DNA .......... structure in 1962, the foundation was laid for researchers to understand cancer as a disease of genetic mutation.
    helical
    30s
  • Q15
    Clinical studies of people exposed to certain toxins, such as cigarette smoke, revealed that ............... cause damage to DNA, which in turn causes cancer.
    carcinogens
    30s

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