MCQ Questions
Q.1.
Compared with a smaller cell, a larger cell of the same shape has ________.
  • 0%
    it uses viral RNA as a template for DNA synthesis
  • 0%
    Choanoflagellate
  • 100%
    less surface area per unit of volume
  • 0%
    ingesting materials, digesting the materials
Q.2.
The distinction between sponges and other animal phyla is based mainly on the absence versus the presence of _______
  • 100%
    mollusc
  • 0%
    tissues.
  • 0%
    Evaporation
  • 0%
    hypothalamus
Q.3.
Much of the coordination of vertebrate body functions via chemical signals is accomplished by the ________.
  • 0%
    Epithelial tissue
  • 0%
    endocrine system
  • 100%
    nervous system signal conduction and muscular movement
  • 0%
    gene duplication
Q.4.
Most of the exchange surfaces of multicellular animals are lined with _______.
  • 0%
    Choanoflagellate
  • 0%
    Epithelial tissue
  • 0%
    nervous--mesoderm
  • 100%
    gene duplication
Q.5.
What can you determine from the graph?
  • 0%
    An animal with a larger mass has a lower metabolic rate per gram of tissue relative to an animal with smaller mass
  • 0%
    no host factors are required; the new viruses spontaneously self-assemble
  • 100%
    Viruses with envelopes have a phospholipid membrane outside their capsid, whereas viruses w/out envelopes do not have a phospholipid membrane.
  • 0%
    An epidemic is restricted to a local region; a pandemic is global
Q.6.
While looking at some seawater through your microscope, you spot the egg of an unknown animal. Which of the following tests could you use to determine whether the organism uses protostome or a deuterostome development? See whether the embryo _________.
  • 0%
    exhibits spiral cleavage or radial cleavage
  • 100%
    it uses viral RNA as a template for DNA synthesis
  • 0%
    mollusc
  • 0%
    ingesting materials, digesting the materials
Q.7.
Penguins, seals, and tuna have body forms that permit rapid swimming, because ________.
  • 0%
    the phage genome is integrated in the host chromosome where it is replicated along with the host genome
  • 0%
    the proteins on its surface and that of the host
  • 100%
    none of their cells are far removed from the gastrovascular cavity or from the external environment
  • 0%
    the shape is a convergent evolutionary solution, which reduces drag while swimming
Q.8.
Cadherin proteins help animal cells stick to each other. Choose which statement about cadherin in cancer cells that are metastasizing throughout a patient's body is most likely correct?
  • 0%
    molecular studies add additional information to morphological studies and improve our understanding of evolutionary history
  • 0%
    Cadherin proteins in metastasizing cancer cells are likely to have mutations that make them less "sticky"
  • 0%
    latent copies of the herpesvirus genome permanently maintained in host nuclei become reactivated
  • 100%
    ingesting materials, digesting the materials
Q.9.
The temperature-regulating center of vertebrate animals is located in the _______.
  • 0%
    Choanoflagellate
  • 0%
    hypothalamus
  • 100%
    Epithelial tissue
  • 0%
    Evaporation