Which of the Following Statements Correctly Describes a Dihybrid Cross

question 3

Multiple Choice

Which of the following statements correctly describes a dihybrid cross?

• A)A dihybrid cross involves two parents.
• B)A dihybrid cross produces two offspring.
• C)A dihybrid cross involves organisms that are heterozygous for two characters.
• D)A dihybrid cross results in a 3:1 phenotype ratio in the F₂ offspring.

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Definitions:

Holding Constant

Maintaining certain variables unchanged while allowing others to vary, used in experiments and analyses to isolate effects.

Degrees of Freedom

The number of independent values or quantities that can vary in an analysis without breaking any constraints.

Coefficient of Determination

A statistical measure represented by R^2 that explains the proportion of the variance in the dependent variable that is predictable from the independent variable(s).

SSE

Sum of Squared Errors, a measure used in statistical models to quantify the variance between observed and predicted values by summing the squared differences.