Assume that mating is random. First, consider an autosomal recessive disease that is usually lethal in childhood, and that has an incidence among newborns of 1/3000. What mutation rate would be required to maintain this frequency in the population? 

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#Question id: 955

#Unit 1. Molecules and their Interaction Relevant to Biology

In amino acid catabolism the α-amino groups are initially released as ________.

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#Question id: 7138

#Unit 5. Developmental Biology

The grafting of a second polarizing region into the anterior of a limb bud results in:

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#Question id: 5269

#Unit 8. Inheritance Biology

The material responsible for transformation was shown to be DNA by

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#Question id: 11438

#Unit 1. Molecules and their Interaction Relevant to Biology

Two of the common amino acids are analyzed. At pH = 7.0, amino acid X is negatively charged while amino acid Y is positively charged. Which will be a characteristic of amino acid X?

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#Question id: 15861

#Unit 12. Applied Biology

which part of the plant tissue will be promoted by Increasing the amount of Auxin in callus culture ?