Home
Class 12
BIOLOGY
Variations caused by mutation, as propos...

Variations caused by mutation, as proposed by Hugo de Vries are

A

Random and directional

B

Random and directionless

C

Small and directional

D

Small and directionless

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • EVOLUTION

    PHYSICS WALLAH|Exercise Level- 2|30 Videos

  • ENVIRONMENTAL ISSUES

    PHYSICS WALLAH|Exercise NEET PAST 10 YEARS QUESTIONS |40 Videos

  • EXCRETORY PRODUCTS AND THEIR ELIMINATION

    PHYSICS WALLAH|Exercise NEET Past 10 Years Questions|24 Videos

Similar Questions

Explore conceptually related problems

Mutations as proposed by Hugo de Vries are

Mutation caused by a mutagen is

What are the main points of theory of mutations proposed by Hugo de Vries or Darwin's theory of natural selection.

Assertion Mutation theory was proposed by Hugo de Vries. Reason Mutations are heritable and subjected to natural selection

What causes mutations?

Mechanism of organic evolution proposed by Hugo de Vries is based upon

Mutations are caused due to

PHYSICS WALLAH-EVOLUTION-NEET Past 10 Years Questions
  1. The phenomenon of evolution of different species in a given geographic...

    Text Solution

    |

  2. A gene locus has two alleles A and a. If the frequency of dominant all...

    Text Solution

    |

  3. Variations caused by mutation, as proposed by Hugo de Vries are

    Text Solution

    |

  4. In a species, the weight of newborn ranges form 2 to 5 kg. 97% of the ...

    Text Solution

    |

  5. Match the hominids with their correct brain size

    Text Solution

    |

  6. The similarity of bone structure in the forelimbs of many vertebrates ...

    Text Solution

    |

  7. Among the following sets of examples for divergent evolution, select t...

    Text Solution

    |

  8. According to Hugo de Vries, the mechanism of evolution is:

    Text Solution

    |

  9. Artificial selection to obtain cows yielding higher milk output repres...

    Text Solution

    |

  10. Continental drift led to disappearance of a number of South American m...

    Text Solution

    |

  11. Flippers of Penguins and Dolphins are examples of:

    Text Solution

    |

  12. Which of the following is the correct sequence of events in the origin...

    Text Solution

    |

  13. The chronological order of human evolution from early to the recent is...

    Text Solution

    |

  14. In Hardy-Weinberg equation, the frequency of heterozygous individual i...

    Text Solution

    |

  15. Genetic drift operates in:

    Text Solution

    |

  16. Analogous structures are a result of:

    Text Solution

    |

  17. Following are the two statements regarding the origin of life : A." ...

    Text Solution

    |

  18. Which of the following structures are homologues

    Text Solution

    |

  19. Which is the most common mechanism of genetic variations in the popula...

    Text Solution

    |

  20. A population will not exist in Hardy-Weinberg equilibrium if:

    Text Solution

    |