The diagram shows fossils buried in layers of sediment.

Which statement is supported by the information in the diagram?

A. The fossil in layer Z is the youngest.

B. The fossils in layers Y and Z are younger than the fossil in layer V.

C. The fossil in layer Y is older than the fossil in layer W.

D. The fossil in layer X is older than the fossil in layer Z.

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms