The protist characterized by a silica shell and thread-like pseudopods is a(n)
A) alveolate.
B) euglenid.
C) excavate.
D) foraminiferan.
E) radiolarian.
E
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The ___ stores excess glucose as glycogen and
the ___ uses glucose to build fats.
a. liver--liver b. liver--pancreas c. liver--muscle cells d. gallbladder--liver e. pancreas--liver
Identify the 2 main lymphatic ducts
A) thoracic duct B) lumber trunk C) intestinal truck D) right lymphatic duct
Which one of the following statements is TRUE regarding fibrous joints?
A) They are freely movable and can bend and rotate. B) The bones are separated by a fluid-filled cavity that lubricates the joint. C) Fibrous joints present at birth between bones of the skull develop into sutures in the adult. D) The bones are held together by cartilage and tendons. E) They include hinge joints and ball-and-socket joints.
Equilibrium theories of species diversity have been applied to islands and to larger, continental regions. Which of the following processes is likely to play a greater role in the determination of equilibrium diversity in a continental region?
A) extinction of species B) immigration of species from elsewhere C) formation of new species