The Ribosome Is Thought to Be

question 32

Multiple Choice

The ribosome is thought to be

• A) an example of a catalyst that has survived from the RNA world.
• B) unique to eukaryotes.
• C) a ribozyme.
• D) a protein catalyst.
• E) an example of a catalyst that has survived from the RNA world and a ribozyme.

---

Definitions:

Disposable Income

Disposable income refers to the sum of money that families can use for expenditures and savings once income taxes are deducted.

MPS (Marginal Propensity to Save)

The proportion of an increase in income that an individual or population saves rather than spends on consumption.

APC (Average Propensity to Consume)

The fraction of income that households plan to spend on goods and services; it is the ratio of total consumption to total disposable income.

Disposable Income

Refers to the amount of money that households have available for spending and saving after income taxes have been accounted for.