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Biology Test 17...

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  • Question 1
    4 / -1

    Which one of the following phenomena supports Darwin's concept of natural selection in organic evolution?

  • Question 2
    4 / -1

    The Hardy Weinberg law of equilibrium was based on the following

  • Question 3
    4 / -1

    Which of the following disproved experimentally the concept of inheritance of acquired characters?

  • Question 4
    4 / -1

    Correct sequence of stages in evolution of modern Man/Homo sapiens sapiens is

  • Question 5
    4 / -1

    Consider the following statements regarding linkage. 

    a. The linked genes are located on the same chromosome. 
    b. Crossing over between linked genes is rare. 
    c. Linked genes are often inherited together. 
    d. Linkage affects the percentage of homozygosity following hybridization.

  • Question 6
    4 / -1

    Assertion (A): The linked genes tend to get inherited together. 
    Reason (R): The bond between them fails to break.

  • Question 7
    4 / -1

    Red-green colour blindness is caused by an X-linked recessive allele. What would be the expected phenotypes of the offspring of a colour blind woman and a man with normal colour vision?

  • Question 8
    4 / -1

    The theory where ratio between the number of X-chromosomes and number of complete sets of autosomes will determine the sex is known as

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