What is a characteristic shared by both predators and parasites

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

Number and variety of living organisms includes genetic, species, and ecological types

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )