The Most Ancient CO₂ Fixation Pathway in Methanogens Is

question 67

Multiple Choice

The most ancient CO₂ fixation pathway in methanogens is:

• A) the reverse TCA cycle
• B) the 3-hydroxypropionate cycle
• C) the Calvin cycle
• D) the reductive acetyl-CoA pathway
• E) none of the above

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Definitions:

Real Rate of Return

The rate of return on an investment after adjusting for inflation, representing the actual purchasing power of the investment's earnings.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values diverge from the mean.

Correlation

A statistical measure that describes the extent to which two variables change together, indicating a relationship but not causality.

Dividend Yield

A financial ratio indicating how much a company pays out in dividends each year relative to its stock price.