Which is the first antibody class made during the primary response to an antigen?

A. IgA
B. IgM
C. IgG
D. IgE


B

Biology & Microbiology

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Completed filamentous phages are often found in the cytoplasm of infected bacteria

Indicate whether this statement is true or false.

Biology & Microbiology

C3 and C4 plants get their classification from the number of carbons in the first detectable product of carbon dioxide fixation. The C3 product is ________, whereas the C4 product is ________

A) glycerol; malate B) triose phosphate; oxaloacetate C) 3-phosphoglycerate; malate D) ribose; phosphoenolpyruvate E) 3-phosphoglycerate; oxaloacetate

Biology & Microbiology

Which of the following biomes would you predict to be dependent on fire to prevent succession by trees?

A. desert B. chaparral C. grassland D. deciduous forest E. taiga

Biology & Microbiology

A genetic test to detect predisposition to cancer would likely examine the APC gene for involvement in which type(s) of cancer?

A) colorectal only B) lung and breast C) lung only D) lung and prostate

Biology & Microbiology