We Are Unlikely to Find Fossil Evidence of Life from More

question 58

True/False

We are unlikely to find fossil evidence of life from more than 3.5 billion years ago because there is no way life existed before then.

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Definitions:

American Psychological Association

A professional organization representing psychologists in the United States, dedicated to advancing psychological science and practice.

Informed Decision

A decision made based on a full understanding of the facts, implications, and possible outcomes.

Double-blind Studies

Research experiments where neither the participants nor the experimenters know who is receiving the treatment versus a placebo, minimizing bias.

Placebo Effect

A beneficial effect produced by a placebo drug or treatment, which cannot be attributed to the properties of the placebo itself, and must therefore be due to the patient's belief in it.