. When does evolution NOT occur in a population: A. when a population is large
B. when there is directional selection
C. when the allele frequencies are changing slowly
D. when a population is in Hardy-Weinberg equilibrium
E. when a population is not in Hardy-Weinberg equilibrium

Did you know that a blue wales tongue weighs more than an elephant?

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

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent