In skeletal muscle the cytoplasmic Ca2+ concentration is restored to resting levels within 30 milliseconds, allowing the:

a. Binding of tropomyosin with myosin

b. Binding of calcium with troponin C 

c. Myofibrils to relax

d. Myofibrils to contract

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#Question id: 14699

#Unit 13. Methods in Biology

If A and B are arbitrary events, then

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#Question id: 14700

#Unit 13. Methods in Biology

One mapping is selected at random from all the mappings from the set S = {1,2,3,...n} into itself. The probability that the selected mapping is one to one is

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#Question id: 14726

#Unit 13. Methods in Biology

For two events A and B  

(i) not less than P(A) + P(B) -1

(ii)not greater than P(A) + P(B)

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#Question id: 14727

#Unit 13. Methods in Biology

Two persons A and B have respectively n + 1 and n coins, which they toss simultaneously. Then the probability that A will have more heads than B is

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#Question id: 14728

#Unit 13. Methods in Biology

A student appears for tests I, II and III. The student is successful if he passes either in tests I and II or tests I and III. The probabilities of the student passing in tests I, II and III are p, q and 1/2 respectively. If the probability that the student is successful is 1/2. Then

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#Question id: 14729

#Unit 13. Methods in Biology

The figure below shows the network connecting cities A, B, C, D, E and F. The arrows indicate permissible directions of travel. If Deepak from city A wants to visit city F, what is the probability he will pass through city C