Which of the following is not typical of an antigen?
A.
Low molecular weight
B.
Protein
C.
Foreign
D.
Polysaccharide
E.
Low molecular weight AND protein
A
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Wind drives the ocean's currents and __________ drives wind
a. the Coriolis Effect b. precipitation c. biogeochemical cycles d. the sun e. evaporation
MHC II molecules present
A) processed foreign antigens from proteasomes. B) processed self-antigens from phagolysosome. C) antibodies. D) T cell antigens.
Four of the statements are true of cladistics. Which statement is false?
A. It involves making hypotheses about the evolutionary relationship between clades. B. It is a precise science. C. It can lead to the creation of a cladogram. D. It may involve parsimony analysis. E. It may use outgroups to “root” the tree.
Long-branch attraction is:
a. inferring too close a relationship between rapidly evolving branches. b. species on branches of a phylogenetic tree being ‘pulled together' by an inference procedure. c. A and B. d. Neither of the above.