Alveoli abut against each other, causing them to appear ________ in cross section.
A. stratified
B. collapsed
C. flattened
D. circular
E. polygonal
Answer: E
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Answer the following statement true (T) or false (F)
Put the steps of synaptic transmission in the correct order using the image as a guide
What will be an ideal response?
Which of the following is NOT a common characteristic of synovial joints?
a) Contain a joint cavity b) Are freely moveable c) Articulating bones are covered with hyaline cartilage d) Include elastic cartilage e) Have ligaments holding the joint together
Which of the following statements is FALSE? a. Hormones are long distance signaling molecules. b. Nanotubes allow the movement of organelles between adjacent cells. c. Cytokines may act as small, long distance signaling molecules. d. Paracrine signaling molecules are one type of chemical communication betweenorganisms
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