题目内容

Which of the following fits the description “Use Carbon Dioxide as carbon source; use simple inorganic chemicals as energy source”?

A. Photoautotroph
B. Chemoautotroph
C. Photoheterotroph
D. Chemoheterotroph

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Which of the following can be biomes?

A. Grassland
B. Mountain
C. Tropical rain forest
Desert

Which of the listing molecules have the protease activity?

A. C1q
B. C1r
C1s
D. C2a
E. C4b
Factor D

Which of the listing molecules participate in lectin pathway of complement activation?

A. C1q
B. Factor B
C. MASP-1
D. C3
E. C4
F. C9

Which of the listing molecules participate in all of the 3 pathways of complement activation?

A. C1
B. C2
C3
D. C4
E. C5
F. C6-9

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