The structure of a protein is known from X-ray diffraction studies which gave 30% - helix, 50% -sheet and 20% random coil. Circular dichroism (CD) measurements gave 50% -helix, 40% -sheet and 10% random coil. What could not be a possible explanation for these observations.

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#Question id: 110

#Unit 1. Molecules and their Interaction Relevant to Biology

Tay-Sachs disease results from

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#Question id: 10990

#Unit 7. System Physiology – Animal

Sympathetic stimulation of the heart normally causes which of the following conditions?

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#Question id: 4768

#Unit 8. Inheritance Biology

A trait that appears to be dominant in one sex but recessive in the other is called:

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#Question id: 26929

#Unit 10. Ecological Principles

Which of the following statements define correct differences between ecological compression and ecological release?

a.long term evolutionary response and population explosion

b.More number of species coexist together and species is freed from limiting factors in its environment

c.Non inheritable trait and ecological release is the expansion of range

d.change habitat with reducing the food range and decreasing population

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#Question id: 22955

#Unit 5. Developmental Biology

Based On ABC model during flower development, loss of class A activity results the formation of only stamen and carpel. Which of the flowering floral organs identity genes controls the class  A activity ?