In the 1600s, which scientist discovered microbes in pond water by using a microscope?

Which of the following systems in absorbing oxygen and releases carbon dioxide

Body systems are not completely independent they integrate and work together describe one example of the integration between body systems

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