How Does a Molecular Clock Measure Time

question 51

Multiple Choice

How does a molecular clock measure time?

• A)by observing that some genes and other regions of genomes appear to evolve at different rates
• B)by detecting gene irregularities that result from natural selection
• C)by counting the number of nucleotide substitutions over a fixed period of time
• D)by using few gene mutations to calibrate the clock

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Definitions:

Probability

A numeric value between 0 and 1 that represents the chances of an event taking place.

Aggressive Strategy

An investment or business strategy aimed at achieving high returns by taking on a higher level of risk.

Conservative Strategy

An investment or management approach that prioritizes safety and risk avoidance, often by choosing stable and less volatile assets.

Expected Monetary Values

A financial concept that represents the average outcome when the future includes scenarios that may or may not happen.