QQuestionBiology
QuestionBiology
"Which of the following statements correctly describes a dihybrid cross?
A dihybrid cross results in a 3:1 phenotype ratio in the F^2 offspring.
A dihybrid cross involves two parents.
A dihybrid cross involves organisms that are heterozygous for two characters.
A dihybrid cross produces two offspring."
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Answer
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Step 1I'll solve this problem step by step, focusing on the key concepts of dihybrid crosses in genetics.
Step 2: Understanding Dihybrid Crosses
A dihybrid cross is a genetic cross that involves two different genes (or two different characteristics) simultaneously. This means the parents are heterozygous for both genes being studied.
Final Answer
The correct statement is that a dihybrid cross involves organisms that are heterozygous for two characters.
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