Which Ocean Floor Sediment Type Comprises Complex Metallic Lumps

question 29

Multiple Choice

Which ocean floor sediment type comprises complex metallic lumps?

• A)manganese nodules
• B)terrigenous
• C)biogenous
• D)orogenous

Understand the function of maternal effect genes in Drosophila development.

Recognize the relevance of Drosophila melanogaster in developmental genetics and its similarities to human genetics.

Describe chimeras and their formation from genetically dissimilar cells from different zygotes.

Understand the role of segmentation and homeobox genes as genetic switches in development.

---

Definitions:

Eurasia

The combined continental landmass of Europe and Asia.

Mesopotamia

An ancient region in the Eastern Mediterranean known as the "Cradle of Civilization," where the world's first cities, writing systems, and complex societies emerged, located in present-day Iraq and parts of Iran, Syria, and Turkey.

Chronological Order

The arrangement of events in the sequence of their occurrence in time.

Geographical Areas

Defined regions or spaces on the Earth's surface, whether natural or human-made, varying in size and defined by geographic boundaries.