Where are the central chemoreceptors located? where are the central chemoreceptors located? aorta carotid arteries medullary reticular formation both the carotid arteries and the aorta?

Which of these organisms have the greatest amount of cell specialized

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

How would you describe the the organisms in the second row of model 1 that are connected to the parents by a line