What is the main difference between the humoral immune response (hir) and cell-mediated immune responses (cmir)? a. hir is a type of innate immune response, while cmir is a type of acquired immune response. b. hir provides immunity against antigens and pathogens in body fluids, while cmir provides immunity against the body’s own cells that have either become cancerous or infected. c. hir provides immunity against the body’s own cells that have either become cancerous or infected, while cmir provides immunity against antigens and pathogens in body fluids.

The answer is B. HIR provides immunity against antigens and pathogens in body fluids, while CMIR provides immunity against the body’s own cells that have either become cancerous or infected.

Explanation:

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answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.