The above figure represents
a. membrane attack complex; pores in bacterial cell
b. macrophage attack complex; fluids released
from pores
c. pores for mucus secretion ciliated lung tissue
d. macrophages; muscle tissue
e. none of these
Answer: a
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Following are taxonomic categories matched with a common name of animals. Which of these is incorrectly matched?
A. Dipnoi/lungfish B. Actinopterygii/ray-finned fish C. Gymnophiona/caecilians D. Lepidosauria/lizards and snakes E. Therapoda/crocodiles
Which of the following uses red blood cells?
A. MIC B. RIA C. Hemagglutination inhibition D. ELISA
During the Carboniferous period, photosynthesis in immense swamp forests removed ________ from the atmosphere, which produced a drier, cooler global climate and promoted the success of ________
A) oxygen; ferns B) oxygen; seed plants C) carbon dioxide; lycophytes D) carbon dioxide; seed plants
The successful use of a proxy variable to control for a confounding factor will allow you to accomplish all of the following except:
A. consistently estimate the treatment effect of interest. B. uncover the size of the semi-partial correlation of the confounding factor and the outcome. C. conduct appropriate hypothesis testing for the treatment effect of interest. D. limit the endogeneity problem associated with the confounding factor.