Astronauts Returning from Outer Space Studied Samples Taken from Their

question 40

Multiple Choice

Astronauts returning from outer space studied samples taken from their lunar landing.They found that one of their samples was coated with organic compounds.Which of the following statements must be correct about their samples?

• A) The compounds must be covered with ammonia (NH₃)and water vapor.
• B) The samples must lack water,but contain DNA.
• C) The samples must contain carbon atoms.
• D) The specimen must lack water,pesticides,and added hormones.

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Definitions:

Expense

Outflows of economic resources or the incurring of liabilities (or a combination of both) during a period due to the production of goods, rendering of services, or other activities that constitute the entity’s ongoing major operations.

Asset

An asset is a resource with economic value that an individual, corporation, or country owns or controls with the expectation that it will provide future benefit.

Liability

An obligation or debt that an entity owes to another party, which is expected to be settled through the transfer of assets or services.

Variable Costs

Costs that vary directly with the level of production output or sales volume, such as materials and labor.