Apatient with a cancerous tumor may seek treatment for his condition from a physician whose specialty is . a. geriatrics. b. neonatology. c. radiology. d. oncology

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

Anton created a chart listing different types of materials. which best complete the chart?

What is the most abundant vertebrate on earth?