EASY
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IMPORTANT
Earn 100
Darwin's theory of natural selection is objected, because it
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Important Questions on Heredity & Evolution
EASY
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IMPORTANT
Which of the following is used for dating the bones:
EASY
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IMPORTANT
Lamarckism fails to explain which of the following phenomenon:
EASY
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IMPORTANT
Why was the primitive atmosphere of Earth is more beneficial to the origin of life than the modern atmosphere of Earth:
EASY
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IMPORTANT
Which of the following is thought to have been the first step in the origin of life?
EASY
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IMPORTANT
Evidence in favour of evolution can be obtained from
HARD
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IMPORTANT
A man and women who both appear normal have a child together, who has sickle cell anaemia. Sickle cell anaemia is an autosomal recessive trait. The woman becomes pregnant again and is told that she is carrying fraternal twins. What is the probability that both of the couple's twins will develop sickle cell anaemia?
HARD
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IMPORTANT
A pedigree is shown below for a disease that is autosomal dominant. The genetic make up of the first generation is.
MEDIUM
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IMPORTANT
Given in the figure is chromosome mutation. It is
