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Parasitic worm infestation is hypothesized to be damaging to the host. However, scientists have recently discovered that worm infestation can relieve the effects of certain autoimmune disorders, in which of the following ways should the hypothesis be modified, given the new findings?

A. Lack of worm infestations is the cause of some autoimmune disorders.

B. Worm infestation reduces the severity of certain autoimmune disorders

C. Worm infestation prevents the body from immune malfunction

D. Worm infestations exacerbate the body's immune reactions

Answer Explanation:

The new findings can be used to generate a hypothesis to reflect the beneficial aspect of worm infestations in certain autoimmune disorders, indicating that they can help reduce the severity of the condition.

Therefore, the Correct Answer is B.

More Questions on TEAS 7 Science

  • Q #1: Which of the following molecules contains the fewest covalent bonds?

    A. Chlorine molecule

    B. Ammonia molecule

    C. Methane molecule

    D. Water molecule

    Answer Explanation

    A chlorine molecule contains the fewest covalent bonds among the options provided. It consists of two chlorine atoms bonded together by a single covalent bond. Compared with the other options, ammonia has three covalent bonds, methane has 4 while water has 2.

     

  • Q #2: An experienced mountaineer decides to climb Mount Everest, taking the same route in the same season and with similar materials and equipment used in a fatal 1924 expedition Which of the following is the scientific purpose of such a climb?

    A. To measure the oxygen levels at high elevation

    B. To assess why the earlier expedition failed

    C. To show that modem technology makes climbing safer

    D. To identify routes that can be explored in future climbs

    Answer Explanation

    The experienced mountain climber is replicating the conditions of the past expedition to understand why that earlier attempt was unsuccessful.

  • Q #3: Which of the following organs removes nitrogenous waste from the body?

    A. Large Intestines

    B. Liver

    C. Kidneys

    D. Gall Bladder

    Answer Explanation

    The kidneys are the primary organs involved in the excretion of nitrogenous wastes. Nitrogenous wastes are mostly products of protein metabolism in the liver. One of the common nitrogenous waste products is urea, which is excreted through the kidneys.