Cyanobacteria Participate in Multilayered Microbial Mats with Sulfur Phototrophs

question 54

Multiple Choice

Cyanobacteria participate in multilayered microbial mats with sulfur phototrophs. These other phototrophs absorb light if they lie below the cyanobacteria by

• A) growing anaerobically.
• B) producing phycocyanin.
• C) absorbing light at shorter wavelengths than cyanobacteria.
• D) absorbing light at longer wavelengths than cyanobacteria.
• E) absorbing UV irradiation.

Grasp the evolutionary origins of humans and significant milestones in human prehistory.

Comprehend the study of human growth, development, and adaptations among living populations, excluding non-biological aspects like linguistics.

Recognize the impact of environment and migration on physical changes in human populations.

Identify and interpret findings from archaeological sites and their relevance to understanding human history and culture.

---

Definitions:

Responsibility Centers

Parts or segments of an organization for which managers have authority and accountability for performance, often categorized as cost, profit, or investment centers.

Revenue Generation

The process through which a business produces income from its activities, typically through sales of goods or services.

Cost Generation

Relates to the creation or incurrence of costs or expenses in the production of goods or services.

Controllable Margin

The portion of profit or margin that can be influenced by managing operating costs and expenses.