The contractions within the small intestines that aid in digestion and absorption are known as ____
a. segmentation
b. peristalsis
c. mass movements
d. migrating motility contractions
e. haustral contractions
ANSWER: a
You might also like to view...
If you plot mean annual precipitation against mean annual temperature and look at the distribution of major biomes relative to these two variables, which biome would be in the central region of the graph?
A. savanna B. hot desert C. tropical rain forest D. temperate deciduous forest E. taiga
Complementary DNA (cDNA) probes are produced using
A. RNA polymerase. B. DNA ligase. C. restriction endonucleases. D. reverse transcriptase.
Which microscope would be the BEST selection for examination of a virus?
A. Confocal scanning laser microscope B. Atomic force microscope C. Dark-field light microscope D. Scanning electron microscope
An example of a member of the class Anthozoa of the phylum Cnidaria is:
a. Portuguese man-o-war. b. jellyfish. c. sea anemone. d. sea wasp. e. hydroid.