The Appearance of Eukaryotes May Have Been Delayed Until the Earth's

question 81

Multiple Choice

The appearance of eukaryotes may have been delayed until the Earth's atmosphere accumulated more _______________.

• A) oxygen
• B) nitrogen
• C) carbon
• D) sulfur

---

Definitions:

Supplying Water

The process, infrastructure, and management involved in providing clean and safe water for drinking, agriculture, and other essential uses to communities.

New England Farm Families

Households located in the New England region, historically engaged in agriculture and playing a vital role in the area's economy and society.

Livestock Specialization

The practice of focusing farm operations on the breeding, raising, and selling of particular types of domesticated animals for agricultural purposes.

Ready-Made Clothes

Garments that are mass-produced in standard sizes and sold in finished condition, as opposed to tailor-made or bespoke clothing.