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Homo sapiens appeared about years ago...

Homo sapiens appeared about years ago

A

1.8 million

B

40000

C

300000

D

2.5 million

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NCERT TELUGU-HEREDITY-MEDICINE ORIENTED MATERIAL
  1. Homo sapiens appeared about years ago

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  2. what is inheritance of acquired characters?

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  3. Mendel selected a pea plant for his experiments. Mention the reasons f...

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  4. Why is Mendel considered as the father of Genetics ?

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  5. What is the perecentage of plants that exhibit dominant character in F...

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  6. In n l^(x) method, how many quantum numbers are there ?

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  7. Which of the following is the key feature for the member of the specie...

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  8. Fill in the blanks: In F1 generation, the phenotypic ratio is .

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  9. Fill in the blanks ……….are the sites of photosynthesis.

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  10. What is F1 generation?

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  11. Write a short note on the law of " inheritance of acquired characters"...

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  12. The process in which the transmission of traits from one generation to...

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  13. DNA or RNA segment tagged with a radioactive molecular is called

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  14. Fill in the blanks: The process of passing on the traits from parent ...

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  15. The expression of trait and character are controlled by

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  16. Double helical model of DNA was proposed by

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  17. Which chromosomes determine the sex in human beings?

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  18. How many number of pairs of autosomes are present in humans?

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  19. Fill in the blanks: Sperms and ova are called .

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  20. Who proposed theory of inhertitance of acquired characters?

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  21. Fill in the blanks: Theory of natural selection was explained by .

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