The diagram shows various positions of the moon in its orbit around Earth. The image of the moon shows its phase as seen from Earth. In which position will one-fourth of the illuminated side of the moon be visible from Earth? A
B
C
D

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. what is the significance of this finding? it will be important to include cysteine in the diet of the mice. cysteine residues are required for the formation of α helices and β pleated sheets. cysteine residues are involved in disulfide bridges that form tertiary structure. cysteine causes bends, or angles, to occur in the tertiary structure of proteins.

Which of the following are not included as modern mammals that evolved during the eocene epoch? primates artiodactyls perissodactyls none of the above