The frequencies of alleles 'H' and 'h' in a population at Hardy- Weinberg equilibrium are 0.6 and 0.4, respectively. In a random sample of 1000 individuals taken from the population, how many are expected individuals carry H allele?

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#Question id: 12128

#Unit 10. Ecological Principles

There are more species in tropical areas than in places farther from the equator. This is probably a result of

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#Question id: 28382

#Unit 5. Developmental Biology

Antennapedia(Antp) and Ultrabithorax (Ubx) are the two homeotic gene, which is required for the identity of the segments such as?

a) Antennapedia(Antp) is required for the identity of the third thoracic segment 

b) Antennapedia(Antp) is required for the identity of the second thoracic segment

c) Ultrabithorax (Ubx) is required for the identity of the third thoracic segment

d) Ultrabithorax (Ubx) is required for the identity of the second thoracic segment

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#Question id: 837

#Unit 1. Molecules and their Interaction Relevant to Biology

Increasing order of free energy in unfolded to folded conformation of the proteins, the correct order is,

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#Question id: 4605

#Unit 11. Evolution and Behavior

Over long periods of time, many cave-dwelling organisms have lost their eyes. Tapeworms have lost their digestive systems. Whales have lost their hind limbs. How can natural selection account for these losses?

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#Question id: 23684

#Unit 13. Methods in Biology

How does a bacterial cell protect its own DNA from restriction enzymes?