One Aspect of Astrobiology Is the Attempt to Replicate Steps

question 57

Multiple Choice

One aspect of astrobiology is the attempt to replicate steps in the process that led to the creation and evolution of life.An important step occurred in 2010 when:

• A) living organisms were discovered on a carbonaceous chondrite meteorite.
• B) a living virus was created in a laboratory.
• C) a simple artificial cell was fabricated.
• D) organic structures were discovered in the Martian meteorite ALH84001.

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Definitions:

Sample Size

The number of observations or items selected from a population to constitute a sample for the purpose of statistical analysis.

Sample Size

It refers to the number of observations or individuals taken from a population for the purpose of statistical analysis.

Population Standard Deviation

An indicator of the extent of variability or spread within a complete set of data points in a population.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values deviate from the mean of the set.