What is one piece of evidence that shows that tortoises and chickens have a common ancestor? * A. DNA Evidence
B. Structural Evidence
C. Fossil Evidence
D. Embryological Evidence

Why do we perceive objects as retaining their brightness under different lighting levels?

Where substance is produced during cellular respiration

Need the diagram below, which is not drawn to scale, shows the position of the earth, moon, and sun. what type of eclipse occurs when the earth, moon, and sun are lined up in the order shown? a. planetary eclipse b. solar eclipse c. martian eclipse d. lunar eclipse