How Have Caesarean Sections and Intensive Neonatal (Near-Birth)medical Care Likely

question 36

Multiple Choice

How have Caesarean sections and intensive neonatal (near-birth) medical care likely affected the average birth weight of American babies?

• A)Birth weight is now subject to disruptive selection instead of stabilizing selection.
• B)Average birth weights have significantly decreased.
• C)Gene flow will occur in the direction of larger and smaller infants.
• D)Stabilizing selection for birth weight no longer has as much of an influence.

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Definitions:

Income

The financial gain earned from work, investments, business operations, or other sources, typically measured over a specific time period.

Lifestyle

The interests, opinions, behaviours, and behavioural orientations of an individual, group, or culture.

Demographic Segmentation

The division of a market into segments based on variables such as age, gender, income, education, and family size to better target marketing efforts.

Age

A measure of the length of time that an individual or entity has been alive or in existence.