Which of these pairings is incorrect? blood cells, components of blood neurons, conduct electrical impulses epithelial cells, react to stimuli muscle cells, elongated cells that can contract

Ans.

Epithelial cells represent a group of cells tha cover the surface of body, internal organs, glands, and body cavities.

The major functions of epithelial cells include selective absorption, secretion, cellular transport, and protection.

Thus, the correct answer is option). 'epithelial cell: react to stimuli' as it is an incorrect pairing.

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.