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Single step large mutation leading to sp...

Single step large mutation leading to speciation is also called

A

Founder effect

B

saltation

C

Branching descent

D

Natural selection

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The correct Answer is:
b
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Single step large mutation is called

Read the following statements regarding evolution (A-D)- A. Whales, bats, cheetah, and humans (all mammals) share similarities in the pattern of bones of forelimbs. B. The diversity of life forms on earth has been changing over millions of years. C. About 65 million years ago the dinosaurs suddenly disappeared from the earth. D. A single-step large mutation is called speciation and explained by Herbert Spencer. How many statements from the above is/are correct ?

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MODERN PUBLICATION-PRINCIPLES OF INHERITANCE AND VARIATION-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS (A. MULTIPLE CHOICE QUESTIONS (MCQs):)
  1. Inheritance of flower colour is an example of incomplete dominance, wh...

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  2. The graphical representation to calculate the probability of all possi...

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  3. Single step large mutation leading to speciation is also called

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  4. In Antirrhinium two plants with pink flowers were hybridized. The F(1)...

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  5. A cross in which an organism showing a dominant phentype is crossed wi...

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  6. ABO blood grouping is controlled by gene I which has three alleles and...

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  7. The fruit fly Drosophila melanogaster was found to be very suitable fo...

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  8. Phenotypic ratio in plant Snapdragon in "F"(2) is:

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  9. Which of the following conditions is called monosomic?

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  10. Chromosome is made up of:

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  11. Triticale is produced by the crossing of :

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  12. What type of sex determination is found in Grasshopper

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  13. Test cross is used to check

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  14. The phenomenon, in which an alleles of one gene suppresses the activit...

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  15. The ultimate biological unit which controls heredity, is called :

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  16. For making important contributions in respect of the nature of gene, t...

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  17. Moody describes the mutation as

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  18. Which of the blood groups can be given to any person:

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  19. The number of autosomes in human sperm are:

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  20. A nucleoside differs from a nucleotide is not having -

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