Answer to Question 1
Answer: The ideal answer should include:
1. Santa Costanza is a small mausoleum built for Constantine's daughter.
2. It is circular in shape. Surrounding the circular space is an ambulatory used for ceremonial purposes.
3. It is topped by a dome supported by a barrel vault.
4. It defines the points of the traditional Greek cross, having four equal arms.
5. The circular form of this structure appears in later Byzantine architecture.
Answer to Question 2
Answer: The ideal answer should include:
1. The mosaics show the Emperor Justinian and Empress Theodora, bringing an offering of bread and wine for the Eucharist, with halos, identifying them with Christ and Mary.
2. Justinian is surrounded by twelve advisors, like Christ's twelve disciples.
3. Theodora's robe is embroidered with figures of the Magi bringing gifts to the Virgin and the Christ Child.
4. These images show that under Justinian, the Church and State are one and the same.
Structure of a mitochondrion
The structure and function of the GABA-A receptor.
Models of the α helix, showing different aspects of its structure
The nucleotide structure of DNA.
Changes in Land Configuration and Surface Characteristics
Structure of a woody stem (comparison)