Urn A contains 6 red and 4 black balls and urn B contains 4 red and 6 black balls, one ball is drawn at random from urn A and placed in urn B. Then one ball drawn at random from urn B and placed in urn A. If one ball is now drawn from urn A, the probability that it is found to be red is

#Question id: 467

#Unit 1. Molecules and their Interaction Relevant to Biology

The standard potential for electron transfer can be related to the standard free-energy change for redox reactions by using

#Question id: 7133

#Unit 5. Developmental Biology

In what way are mrf4, myoD, and the other muscle-inducing genes similar to the homeotic genes of Drosophila?

#Question id: 3423

#Unit 11. Evolution and Behavior

Following statement regarding divergent evolution?

A- Spreading of same species to different and isolated environments which blocks the gene flow among the distinct populations

B. vertebrate limb of whale and elephant is one example of divergent evolution

C- Both orthologous genes and paralogous genes can be said to display divergent evolution

D- Sympatric speciation leads to divergence of one species in to two are more descendant species

Which of the following combination of above statement are correct?

#Question id: 5433

#Unit 8. Inheritance Biology

Two varieties of maize averaging 120 and 80 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 100 inches in height. If height is control by 3 pair of polygene, what is proportional of averaging phenotype in their F2 progeny?

#Question id: 4258

#Unit 3. Fundamental Processes

A single base substitution mutation is likely to have a less deleterious effect when the base change exhibits which of the following results?