If We Model the Age of the Universe as a Single

question 22

Multiple Choice

If we model the age of the universe as a single day,at what time would the earliest traces of humanity appear on the Earth?

• A) 11:00:00 P.M.
• B) 11:35:00 P.M.
• C) 11:53:10 P.M.
• D) 11:59:25 P.M.

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Definitions:

Set Point

The weight the body normally maintains when one is trying neither to gain nor to lose weight.

Identical Twins

Genetically identical individuals born from the same fertilized egg, sharing 100% of their DNA.

Leptin

A hormone produced by fat cells that is involved in regulating appetite and energy balance.

Body Mass Index (BMI)

A measure of weight relative to height.