KVPY Government Jobs Exams

Restriction endonucleases are enzymes that cleave DNA molecules into smaller fragments. Which type of
bond do they act on ?
(A) N-glycosidic Bond (B) Hydrogen bond
(C) Phosphodiester bond (D) Disulfide bond

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KVPY Other Question
If you dip a sack full of paddy seeds in water overnight and then keep it out for a couple of days, it feels
warm. What generates this heat ?
(A) Imbibation
(B) Exothermic reaction between water and seed coats
(C) Friction among seeds due to swelling
(D) Respiration The fluid part of blood flows in and out of capillaries in tissue to exchange nutrients and waste materials.
Under which of the following conditions will fluid flow out from the capillaries into the surrounding tissue ?
(A) When arterial blood pressure exceeds blood osmotic pressure
(B) When arterial blood pressure is less than blood osmotic pressure
(C) When arterial blood pressure is equal to blood osmotic pressure
(D) Arterial blood pressure and blood osmotic pressure have nothing to do with the outflow of fluid from
capilleries