When a Cluster of Cells in the Ovum Splits Off

question 80

Multiple Choice

When a cluster of cells in the ovum splits off within the first two weeks after fertilization and forms two nearly identical zygotes,the result is __________.

• A)monozygotic twins
• B)quadruplets
• C)dizygotic twins
• D)premature birth

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Definitions:

Population Parameter

A value that represents a characteristic of an entire population, such as its mean or standard deviation, often estimated from a sample.

Confidence Interval

A selection of numerical values, culled from sample data, likely to hold within it the value of an unrevealed population parameter.

Population Mean

The average of all the data points in a population, representing the central tendency of the entire population's values.

Sample Mean

The average value of a set of data points taken from a sample of a larger population.