Why Is Metastasis More Likely to Occur Via Veins as Opposed

question 16

Multiple Choice

Why is metastasis more likely to occur via veins as opposed to arteries?

• A) Cancer cells prefer deoxygenated blood.
• B) Cancer cells cannot survive in arteries.
• C) Cancer cells cannot pass through the heart and lungs.
• D) Cancer cells cannot penetrate the arterial wall.

Explain the structure and function of different excretory systems and organs across animal groups.

Understand osmoregulation in different environments and its significance for animal survival.

Describe the renal anatomy and the process of urine formation in vertebrates.

Identify adaptations of excretory systems in animals living in various habitats.

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Definitions:

Return On Investment (ROI)

Net operating income divided by average operating assets. It also equals margin multiplied by turnover.

Depreciation

The systematic allocation of the cost of an asset over its useful life.

Investment Center

A business unit within a company that is responsible for its own revenues, expenses, and asset investments, with its performance measured by its ability to generate income relative to its assets.

Minimum Required Return

The lowest acceptable return on an investment, based on risk tolerance and financial goals.