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TEAS 7 Science TEAS 7 Science Exam 5 Which of the following is classified as ...

Which of the following is classified as a noninfectious disease?

A. Psoriasis

B. Brucellosis

C. Olkunginys

D. Dengue

Answer Explanation:

Psoriasis is a chronic skin condition that causes red, scaly patches on the skin. It is not contagious, and it is not caused by any microorganism. It is believed to be an autoimmune disorder where the immune system attacks healthy skin cells.

Therefore, the Correct Answer is A.

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: The "gray matter of the brain is largely made up of which of the following?

    A. Neuron cell bodies

    B. Meninges

    C. Neuron cell axons

    D. Corpus callosum

    Answer Explanation

    The gray matter of the brain primarily consists of neuron cell bodies, along with dendrites, glial cells, and unmyelinated axons. It appears gray because it lacks the white fatty myelin sheath that covers many nerve fibers.

  • Q #3: Which of the following contains a human's hereditary information?

    A. chromatin

    B. Histones

    C. ATP

    D. Plasmids

    Answer Explanation

    Rationale

    Chromatin refers to a complex of DNA and proteins in human cells. This material is packaged by histones to make up the chromosomes. The chromosomes then contain genetic information that is heritable.

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