The Number of DNA Replications in an Average Human Lifetime

question 5

Multiple Choice

The number of DNA replications in an average human lifetime is very approximately

• A) one billion.
• B) three trillion.
• C) 100 trillion.
• D) 100 quadrillion.
• E) infinite.

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Definitions:

Apgar Scale

A scoring system used to assess the physical condition of a newborn immediately after birth, focusing on heart rate, respiration, muscle tone, response to stimulation, and skin coloration.

Newborn

An infant who is within hours, days, or up to a few weeks old, generally considered from birth to 28 days of age.

Active Labor

A phase of childbirth in which contractions become more intense and frequent, leading to the dilation of the cervix for delivery.

Apgar Score

A quick test performed on a newborn at 1 and 5 minutes after birth, assessing five criteria to evaluate the baby's physical condition and determine any need for further medical intervention.