Which statement correctly describes evidence that supports the theory of evolution?
a. all known forms of life differ in their genetic makeup.
b. all known forms of life share a universal genetic code.
c. all known forms of life require oxygen for metabolism.
d. all known forms of life depend on each other for survival.

What happens whenever a net force acts on an object

What would happen if the krill were removed from the food web

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