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The disease sickle-cell anaemia is caus...

The disease sickle-cell anaemia is caused by the substitution of `overset("(i)") "____"` by `overset("(ii)") "____"` at the `overset("(iii)") "____"` position of `overset("(iv)") "____"` globin chain of haemoglobin molecule
Which of the following correctly fills the blanks in the above statements ?

A

(i) valine , (ii) glutamic acid , (iii) sixth , (iv) beta

B

(i) glutamic acid , (ii) valine , (iii) sixth , (iv) beta

C

(i) glutamic acid , (ii) valine , (iii) fifth , (iv) beta

D

(i) valine , (ii) glutamic acid , (iii) fifth , (iv) beta

Text Solution

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The correct Answer is:
B
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In honeybees, females are overset("(i)")"____" having overset("(ii)")"____" chromosomes and males are overset("(iii)")"____" having overset("(iv)")"____" chromosomes

Consider the following statements (A-D) each with one or two blanks. (A) Four characters of chordates are the presence of overset("(i)")"_____" dorsal hollow nervous system, overset("(ii)")"_____" and muscular tail (B) Agnatha are the most primitive craniates. They are commonly called overset("(iii)")"_____" vertebrates (C) Electric ray belongs to class overset("(iv)")"_____" while sea horse belongs to class overset("(v)")"_____" (D) overset("(vi)")"_____" are also defined as feathered bipeds. These have a overset("(vii)")"_____" gland on the tail Which one of the following options, correctly fills any two of the given statements ?

Thoracic chamber is formed dorsally by the overset((i))"____" , vertrally by the overset((ii))"____" , laterally by the overset((iii))"____" and on lower side by the dome shaped overset((iv))"____" . Select the correct option to complete the above paragraph.

In sickle - cell anaemia , the defect is caused by the substitution of ……..(i) ……….by ………(ii) ………..in the ………(iii)………position of the beta - globin chain of the haemoglobin molecule.

The defect sickle-cell anaemia is caused by the "_____" of glutamic acid by the valine at the 6^(th) position of the "_____" globin chain of the haemoglobin molecule.

Fill up the blanks in the following paragraph by selecting the correct option. overset((i))"____" are the primary female sex organs that produce overset((ii))"____" and overset((iii))"____" . Each primary sex organ is about overset((iv))"____" in length and is connected to the pelvic wall and uterus by overset((v))"____"

Consider the following statements each one or two blanks (A) Lippes loops is a overset("i")"___" while multiload 375 is a overset("ii")"___" IUD (B) Surgical methods of contraception are also called as overset("iii") "___" methods (C) High MMR and IMR play a significant role in overset("iv") "____" human population Which one of the following options, gives the correct fill ups for the respective blank numbers from (i) to (iv) in the above statements ?

Sickle-cell anaemia is caused by a substitution mutation. At this sixth position of haemoglobin, ………... due to this mutation

The defect sickle - cell anaemia is caused by the ________ of glutamic acid by valine at the 6th position of the ________ globin chain of the haemoglobin molecule.

Sickle cell anaemia is caused by the substitution of Glu by ………... at the sixth position of the beta-globin chain of the hemoglobin molecule.

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