In the human pedigree shown here, the daughter indicated by the black circle (II-1) has a form of deafness determined by a recessive allele. What is the probability that the phenotypically normal son (II 3) is heterozygous for the gene?

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#Question id: 31575

#XL - S Microbiology

Edward Jenner introduced vaccination against 

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#Question id: 27436

#XL - R Botany

Who is the father of taxonomy?

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#Question id: 20135

#XL - P Chemistry

Calculate ΔH at 358 K for the reaction

Fe2O3(s) + 3H2(g) → 2Fe (s) + 3H2O(l)

Given that, DH298= – 33.29 kJ mole^–1 and Cp for Fe₂O₃ (s), Fe (s), H₂O (l) and H₂ (g) are

103.8, 25.1, 75.3 and 28.8 J/K mole.

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#Question id: 7500

#General Aptitude

A man is standing on a railway bridge which is 180 m long. He finds that a train crosses the bridge in 20 seconds but himself in 8 seconds. Find the length of the train and its speed.

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#Question id: 27530

#XL - U Food Technology

Match the Group 1 with appropriate solution of Group 2

Group 1                                                  Group 2

(1) Agar                                               (P)  Plant cell wall

(2) Raffinose                                       (Q)  Trisaccharides 

(3) Cellulose                                       (R)  Xanthomonas Compestris

(4) Xanthum Gum                             (S) seaweeds