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In Mendel's experiments, why did a cross between two heterozygous yellow mice produce yellow and brown mice in a ratio of 2:1 instead of the expected 3:1?
In Mendel's experiments, why did a cross between two heterozygous yellow mice produce yellow and brown mice in a ratio of 2:1 instead of the expected 3:1?
- Pleiotropy
- Dominance
- Mutation
- Lethality (correct)
What was observed to be always correlated with the flower colors in Mendel’s experiments with purple-flowered and white-flowered plants?
What was observed to be always correlated with the flower colors in Mendel’s experiments with purple-flowered and white-flowered plants?
- Stem length
- Root structure
- Seed coat color and axil color (correct)
- Leaf shape
What is the term for one gene affecting multiple characteristics?
What is the term for one gene affecting multiple characteristics?
- Pleiotropy (correct)
- Heterozygous
- Mutation
- Lethality
What is the term for a genetic disorder caused by a mutation in one gene, yet it affects many aspects of growth and development?
What is the term for a genetic disorder caused by a mutation in one gene, yet it affects many aspects of growth and development?
In Mendel's experiments, what is the term for the situation where a cross between two heterozygous yellow mice produces yellow and brown mice in a ratio of 2:1 instead of the expected 3:1?
In Mendel's experiments, what is the term for the situation where a cross between two heterozygous yellow mice produces yellow and brown mice in a ratio of 2:1 instead of the expected 3:1?
What type of inheritance is characterized by a cross between two heterozygous yellow mice producing yellow and brown mice in a ratio of 2:1?
What type of inheritance is characterized by a cross between two heterozygous yellow mice producing yellow and brown mice in a ratio of 2:1?
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