Sheena and Tina Are Identical Twins Who Developed from a Single

question 137

Multiple Choice

Sheena and Tina are identical twins who developed from a single zygote and share identical DNA. Nevertheless, as they develop, differences in physical and psychological characteristics become evident. These differences are due to:

• A)each twin's unique genetic blueprint.
• B)epigenetic changes.
• C)allele variation.
• D)genotypic changes.

---

Definitions:

Correlation Coefficient

A numerical measure that indicates the extent of a statistical relationship between two variables, ranging from -1 to 1.

Box Plots

A graphical representation of the distribution of data based on a five-number summary: minimum, first quartile, median, third quartile, and maximum.

Outliers

Outliers are data points that differ significantly from other observations, potentially indicating a measurement variation or error.

Symmetrical

A characteristic of a shape or distribution where one half is a mirror image of the other half, usually about a central point or axis.