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Our ncert solutions for Solutions 9. Heredity and Evolution - Chapter Review | Class 10 Science - Toppers Study is the best material for English Medium students cbse board and other state boards students.

 

Solutions ⇒ Class 10th ⇒ Science ⇒ 9. Heredity and Evolution

Solutions 9. Heredity and Evolution - Chapter Review | Class 10 Science - Toppers Study

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9. Heredity and Evolution

| Chapter Review |

Solutions 9. Heredity and Evolution - Chapter Review | Class 10 Science - Toppers Study


Chapter Review:


  • The rules for inheritance of such traits in human beings are related to
    the fact that both the father and the mother contribute practically equal
    amounts of genetic material to the child.
  • A single copy of ‘T’ is enough to make the plant tall, while both copies have to be ‘t’ for the plant to be short. Traits like ‘T’ are called dominant traits.
  • A single copy of ‘T’ is enough to make the plant tall, while both copies have to be ‘t’ for the plant to be short. Traits like ‘t’ are called recessive traits.
  • Cellular DNA is the information source for making proteins in the cell.
  • The amount of hormone will be less, and the plant will be short.
  • Genes control characteristics, or traits.
  • Most human chromosomes have a maternal and a paternal copy, and we have 22 such pairs. But one pair, called the sex chromosomes.
  • Women have a perfect pair of sex chromosomes, both called X.
  • Men have a mismatched pair of sex chromosomes in which one is a normal-sized X while the other is a short one called Y.
  • a dead insect gets caught in hot mud it will
    not decompose quickly, and the mud will eventually harden and retain
    the impression of the body parts of the insect. All such preserved traces of living organisms are called fossils.
  • The scientific name of human is homo sapiens.

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Solutions ⇒ Class 10th ⇒ Science
1. Chemical Reactions and Equations
2. Acids, Bases and Salts
3. Metals and Non-metals
4. Carbon and its Compounds
5. Periodic Classification of Elements
6. Life Processes
7. Control and Coordination
8. How do Organisms Reproduce
9. Heredity and Evolution
10. Light-Reflection and Refraction
11. Human Eye and Colourful World
12. Electricity
13. Magnetic Effects of Electric Current
14. Sources of Energy
15. Our Environment
16. Management of Natural Resources

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