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#Question id: 4932


Which of the following is the best hypothesis regarding origins of nucleic acids?

#10. Ecological Principles
  1. DNA first

  2. RNA first

  3. DNA and RNA formed simultaneously

  4. Protein first


Answer:- Option(s): 2


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#Question id: 4825

#8. Inheritance Biology

How many genetically different gametes can be made by an individual of genotype AaBbCcDd if gene A, B are completely link and other are unlink?

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#Question id: 4827

#8. Inheritance Biology

A cross between individuals with genotypes AaBbX aabb produces the following progeny:

AaBb -  83, aaBb- 21, Aabb-   19,  aa bb -77

Which of the following statements is true?

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#Question id: 4829

#8. Inheritance Biology

Plant with genotype AaBb is selfed . the two gene are linked and are 50 map units apart. What proportion of progeny will have the genotype aabb?

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#Question id: 4831

#8. Inheritance Biology

There are 4 pairs of chromosomes in a Drosophila.The linkage groups present in it are

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#Question id: 4832

#8. Inheritance Biology

Percentage of crossing over is more when

TLS Online TPP Program

#Question id: 4833

#8. Inheritance Biology

If the percentage of chance of crossing over between two genes is10, then the distance between two genes will be

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