Urey and Miller,using a Sterile Container with Boiling Water,a Reducing

question 20

Multiple Choice

Urey and Miller,using a sterile container with boiling water,a reducing atmosphere,an electric spark,and a condenser,were able to determine that

• A)RNA was most likely to be a hereditary molecule in early lifeforms.
• B)simple lipid vesicles would form spontaneously.
• C)all life on earth seems to share a common ancestor.
• D)simple lifeforms would form under these conditions.
• E)some of the organic compounds needed for life could be formed abiotically.

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Definitions:

Control

In experiments, the standard to which comparisons are made by keeping all variables constant except the one being tested.

Biased

Showing an unfair preference or prejudice for or against something or someone.

Suspend Belief

Temporarily accepting something as true or possible, even if it seems unlikely, often used in the context of fiction.

Conflicts

Situations where incompatible interests, beliefs, or actions lead to opposition between two or more parties.