Which Types of Phenotypic Ratios Are Likely to Occur in Testcrosses

question 21

Multiple Choice

Which types of phenotypic ratios are likely to occur in testcrosses when dealing with two gene pairs for which all the genotypic combinations are of equal viability?

• A)2:3,1:2
• B)1:1:1:1
• C)1:2:1,3:1
• D)9:3:3:1,27:9:9:9:3:3:3:1
• E)12:3:1,9:7

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Definitions:

Global Levels

Pertains to the scope or scale of processes, phenomena, or measurements that extend across the entire world, impacting or involving multiple countries and populations.

First Woman Sociologist

Harriet Martineau, often regarded as the first female sociologist, who made significant contributions to the field with her writings and translations of Comte's work.

Marianne Weber

A prominent German sociologist and women's rights activist, known for her works on marriage, family, and social economics, and as the wife of Max Weber.

Harriet Martineau

A British social theorist and Whig writer, often cited as the first female sociologist for her significant contributions to social research and political economy.