Why Do Some Members of a Biofilm Community Live Deep

question 47

Multiple Choice

Why do some members of a biofilm community live deep within the biofilm?

• A) They are not flagellated.
• B) They produce fewer exopolysaccharides.
• C) They were the first organisms to initiate attachment.
• D) Antibiotics do not penetrate deep into biofilms.
• E) Oxygen does not penetrate deep into biofilms.

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Definitions:

Unsystematic Risk

The risk associated with a specific company or industry, which can be mitigated through diversification.

Systematic Risk

The risk inherent to the entire market or market segment, which cannot be eliminated through diversification.

Beta

Beta is a measure of the volatility, or systematic risk, of a security or portfolio in comparison to the market as a whole, indicating its sensitivity to market movements.

Market Index

A hypothetical portfolio of investment holdings that represents a segment of the financial market, used as a benchmark to measure an investment's performance.