One Likely Reason That Only Microbes Existed for the First

question 20

Multiple Choice

One likely reason that only microbes existed for the first approximately 2.5 billion years of life on Earth is that the concentration of _______ was too low to support more complex life.

• A) carbon dioxide
• B) oxygen
• C) nitrogen
• D) water vapor
• E) sulfur dioxide

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Definitions:

Milgram Experiment

A psychological experiment conducted by Stanley Milgram in the 1960s to study obedience to authority, where participants were instructed to administer electric shocks to another person.

Stanford University Prison Experiment

A psychological study conducted by Philip Zimbardo in 1971 at Stanford University, where students were assigned roles of prisoners and guards to explore the effects of perceived power.

Generalization

Drawing a conclusion about a certain characteristic of a population based on a sample from it.

Logical Support

The provision of reasons or evidence to justify a claim or argument.