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    Multiple Choice Biology

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    Question 31
    How many phosphate groups are attached to ATP?
    a. 5
    b. 3
    c. 2
    d. 1

    Question 32
    The structural building block of matter is the _____:
    a. Species.
    b. Molecule.
    c. Cell.
    d. Atom.

    Question 33
    Which of the following is true of fermentation?
    a. Animals can produce alcohol by fermentation.
    b. Animals produce lactic acid by fermentation.
    c. Humans can survive for long periods of time on fermentation.
    d. Humans cannot ever perform fermentation.

    Question 34
    Which molecule is made in the nucleus, but exists to function in the cytoplasm?
    a. Chromosome.
    b. Protein.
    c. MRNA.
    d. Gene.

    Question 35
    What causes sickle cell anemia?
    a. Complete lack of hemoglobin.
    b. A form of hemoglobin that coalesces into crystals in cells.
    c. An extra X chromosome that results in production of too much hemoglobin.
    d. A single celled parasite transmitted by a mosquito.

    Question 36
    The function of the nucleus is to:
    a. Contain and replicate DNA.
    b. Contain the cytoplasm.
    c. Produce proteins.
    d. Add sugars to proteins.

    Question 37
    What condition is caused by a dominant allele of a single gene?
    a. Down Syndrome.
    b. Sickle cell anemia.
    c. Huntington disease.
    d. Color blindness.

    Question 38
    What is the most common way of introducing recombinant DNA into bacterial cells?
    a. Viral vectors.
    b. PCR.
    c. Transformation.
    d. Gel electrophoresis.

    Question 39
    The seeds in a pod of one of Mendel's pea plants are:
    a. Produced only when a plant is cross-fertilized.
    b. Genetically identical to each other, but different from other peas in other pods.
    c. Produced only when a plant is self fertilized.
    d. Each the result of a separate fertilization event.

    Question 40
    The theory of spontaneous generation was proven to be untrue by which scientist?
    a. Einstein.
    b. Watson.
    c. Pauling.
    d. Pasteur.

    Question 41
    How are the products of meiosis different from the products of mitosis?
    a. Mitotic products are gametes.
    b. Mitotic products are always haploid.
    c. The products of a meiotic division are genetically identical to each other.
    d. Meiotic products are gametes.

    Question 42
    What is considered a black box in biology?
    a. Various cellular organelles.
    b. Any of number of expensive automated scientific machines.
    c. Processes where we know only input and output.
    d. An old camera.

    Question 43
    Watson and Crick's model of the structure of DNA was published in:
    a. 1953
    b. 1961
    c. 1923
    d. 1949

    Question 44
    Currently there is a controversy over whether which of the following organisms is a direct descendant of the dinosaurs?
    a. Snakes.
    b. Lizards.
    c. Birds.
    d. Frogs.

    Question 45
    Which type of gene, or gene combination, can be present in a generation without affecting phenotype?
    a. Dominant.
    b. Heterozygous recessive.
    c. Homozygous recessive.
    d. Recessive.

    Question 46
    "Dolly" or another reproductively cloned animal is a clone of
    a. Bacteria that were used to generate the recombinant DNA in the animal.
    b. An adult animal that contributed DNA to a denucleated egg.
    c. The animal that donated the egg from which the clone developed.
    d. A human that contributed genes to the recombinant DNA in the animal.

    Question 47
    Deserts get hot during the day and cold at night. Which of the following could explain this phenomenon?
    a. There are no trees in the desert to provide shade.
    b. There is little water in the desert.
    c. Deserts exist on portions of the earth that are closer to the sun.
    d. The sun shines longer during the day in the desert.

    Question 48
    A female is not color blind, but half her sons are. Her daughters are not color blind. Which conclusion is correct?
    a. The father is color blind.
    b. The father is not color blind, but is heterozygous for the color blindness gene.
    c. The woman is heterozygous for the color blindness gene.
    d. Color blindness is dominant.

    Question 49
    Isotopes are atoms of the same atom that differ in their:
    a. Number of electrons.
    b. Number of neutrons.
    c. Number of protons.
    d. Number nuclei.

    Question 50
    What type of cell molecules form cartilage and hair, can be hormones or transporters, and act as enzymes?
    a. Centrosomes.
    b. RNA.
    c. Proteins.
    d. Ribosomes.

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    Solution Preview

    Question 31
    How many phosphate groups are attached to ATP?
    b. 3

    Question 32
    The structural building block of matter is the _____:
    d. Atom.

    Question 33
    Which of the following is true of fermentation?
    b. Animals produce lactic acid by fermentation.

    Question 34
    Which molecule is made in the nucleus, but exists to function in the cytoplasm?
    c. MRNA.

    Question 35
    What causes sickle cell anemia?
    b. A form of hemoglobin that coalesces into crystals in cells.

    Question 36
    The function of the nucleus is to:
    a. Contain and replicate DNA.

    Question 37
    What condition is caused by ...

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