The antibody active in agglutination or clumping of antigens is that determine blood groups. This antipody is a pentamer and it is found in the blood and the lymph.
A) IgA
B) IgM
C) IgG
D) IgD
Answer: B) IgM
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The first, inner-most energy shell of an atom
A. can have a maximum of 8 electrons. B. can have a maximum of 2 electrons. C. is called the 2p orbital. D. is called the 1s orbital and can have a maximum of 8 electrons. E. is called the 2p orbital and can have a maximum of 2 electrons.
What is the correct order of biome distribution starting at the lowest elevation and moving to higher elevations?
A. deciduous forest - montane coniferous forest - tropical forest - alpine tundra B. tropical forest - grasslands - montane coniferous forest - deciduous forest C. tropical forest - deciduous forest - desert - alpine tundra D. tropical forest - deciduous forest - montane coniferous forest - alpine tundra E. montane coniferous forest - alpine tundra - temperate deciduous forest - savanna
Cellular adaptive immunity is carried out by ________.
A) B cells B) T cells C) bone marrow D) neutrophils
Cocoa butter is a source of __________ fat.
Fill in the blank(s) with the appropriate word(s).