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Heredity and evolution
Cards in this deck (5)
- 1Heredity and evolution*Acquired traits: It is experienced by an organism in its life. It involves changes in non-reproductive cells, somatic cells. It is not passed down to the progeny.
*Inherited trait: It is passed down from an ancestor. It involves a change in DNA.
*Heredity is defined as the transmission of characteristics from one generation to the other. - 2—
- 3—*An accidental change in the frequency of genes in a small population is called a genetic drift.
*Homologous organs: Same in structural form but perform different functions.
Eg. The arm of humans and wings of birds.
*Analogous organs: Different structure but perform similar functions.
Eg. Wings of birds and wings of insects.
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- Heredity and evolution flashcards for grade 10 cbse.
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- Zaid Ciddiqui
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