27.2: Visual Connection Questions

Supplement to OpenStax Biology 2e for Norco College · LibreTexts

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    1.

    Figure 27.5 If a Hox 13 gene in a mouse was replaced with a Hox 1 gene, how might this alter animal development?

    2.

    Figure 27.6 Which of the following statements is false?

    1. Eumetazoans have specialized tissues and parazoans don’t.
    2. Lophotrochozoa and Ecdysozoa are both Bilataria.
    3. Acoela and Cnidaria both possess radial symmetry.
    4. Arthropods are more closely related to nematodes than they are to annelids.
    3.

    Figure 27.9 Which of the following statements about diploblasts and triploblasts is false?

    1. Animals that display radial symmetry are diploblasts.
    2. Animals that display bilateral symmetry are triploblasts.
    3. The endoderm gives rise to the lining of the digestive tract and the respiratory tract.
    4. The mesoderm gives rise to the central nervous system.

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