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12.1 Heredity

QuestionAnswer
What is heredity? The passing of traits from parents to offspring.
Who is known as the "Father of Genetics"? Gregor Mendel
What organism did Mendel study? Pea plants.
What are traits? Specific characteristics
What are genes? Factors that control traits and are passed from parents to offspring.
What are alleles? Different forms of the same gene (for example
What is a dominant allele? An allele that always shows up if it is present; it masks the recessive one.
What is a recessive allele? An allele that is hidden when a dominant allele is present; shows only when both alleles are recessive.
What was the blending theory? The old idea that traits from parents mix together like paint; proven wrong by Mendel.
What did Mendel’s experiments show? Traits are inherited in specific patterns
What molecule carries genes? DNA.
Where is DNA located? Inside chromosomes in the cell’s nucleus.
What do chromosomes carry? Genes
Why was Mendel’s work important? It explained how traits are passed down and why some skip generations.
Created by: user-2001973
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