Unit 1 – Non Majors Biology

Question 1

  1.  Which of the following statements is an example of anecdotal evidence?
    Dr. Chowdury’s research on bowel disorders, which was published in a scientific journal
    Dr. Jackson’s statement in his infomercial that “I believe my personal cure for bowel disorders is more effective than any drug I’ve ever prescribed in 20 years of practicing medicine.”
    Information about side effects on the label of a bowel disorder drug
    An article on bowel disorders on a medical website

8 points

Question 2

  1.   Which of the following is an appropriate scientific hypothesis?
    Bad people catch more colds than good people do.
    Cold viruses should be allowed to reproduce just like anything else.
    It is unethical to go to school when you have a cold.
    People catch colds because of exposure to cold temperature.

8 points

Question 3

  1.   An atom will be least likely to form chemical bonds with other atoms when:
    the number of protons equals the number of electrons.
    the number of protons equals the number of neutrons.
    there is only one electron in the valence shell.
    the valence shell is full of electrons.

8 points

Question 4

  1.   What is the purpose of double-blind experiments?
    Ensure that the hypothesis is scientifically testable
    See if the experimental group will respond differently than the control group
    Help the subjects in an experiment understand the treatment they are receiving
    Minimize the effects of human bias on the results

8 points

Question 5

  1.   A solution with a pH of 2 is considered to be a:
    strong base
    weak base
    strong acid
    weak acid

8 points

Question 6

  1.  Match the following term to its definition.
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Primary Source
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Protons
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Amino acids
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Carbohydrates
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Nucleic acids
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Prokaryotic
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Plasma membrane
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Mitochondria
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Ribosomes
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Diffusion
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Active transport
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Cellular respiration
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Fermentation
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. Diabetes
    -A.B.C.D.E.F.G.H.I.J.K.L.M.N.O.P. HDL

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