1stYr- Biochemistry B3

BIOCHEMISTRY  BLOCK 3 
PAST PAPER QUESTIONS 

Q Differentiate between DNA and RNA

Q Define EAR, AI, RDA

Q What are causes and effects of iron deficiency in body 

Q Write notes on:

   a) biochemical role of selenium *2*3

   b) Hemosiderosis

Q Write in detail about the absorption of calcium with diagram *2

Q Write notes on:

   a) Chargaff's rule *2

   b) Unusual nitrogenous bases with examples

Q Draw structure of ATP. Give two functions of ATP

Q Explain structure and function of tRNA

Q Give dietary sources and discuss physiological role of calcium

Q Nutritional deficiencies are common in developing countries . Write a note on PEM

Q Enumerate the types of RNA. Explain the structure of tRNA

Q Discuss the biochemical functions and effect of deficiency of selenium in the body

Q. Define PEH & explain kwashiorkor syndrome.

Q. Give the structure of DNA along with Chargaff's rule.

Q. Enlist four nutritionally essential microminerals & their functions.

Q. Define respiratory quotient, the energy yielding nutrient are carbohydrate, proteins and fats. Which nutrient will you restrict for your diabetic patient, cardiac patient, patient with liver and kidney diseases?

Q. Define obesity, enumerate its causes & enlist the associated hazards.

Q. Define the following terms BMR, DRI, EAR, Apple shaped, pear shaped body & balanced diet.

Q Compare the basic characteristic features of nucleotides and nucleosides along with important features of ATP, cAMP , cGMP

Q Define hypo and hypernatremia along with its causes. Write a comprehensive note on K and its clinical conditions

Q Cu is an important mineral. Describe the abnormal conditions linked with Cu metabolism *2

Q Enumerate major classes of RNA, discuss characteristic feature of any two

Q Define PEM give its types *2 pre annual

    a) Name the syndromes with PEM in children 

    b) Discuss marasmus in detail *2 pre annual

Q. Classify minerals with examples. Write down the dietary sources, absorption, transport, causes and effects of deficiency of iron.

Q. In what form calcium exists in plasma? Describe level and importance of each.

Q. Discuss the biochemical functions & factors affecting its absorption & effects of deficiency of iron, also the transport and storage of iron *2*3 

Q. What is significance of BMI & how is it calculated.

Q. Enumerate 6 types of RNA. Explain the structure with diagram & function of mRNA.

Q. Classify abnormalities of nutrition & explain kwashiorkor in detail.

Q. Classify minerals & give functions of following: 

      Ca++

      Fe

      Zn

Q. Write down 2 forms of Ca++ in plasma. Discuss its functions in detail.

Q. With the help of a flow chart show the changes occurring during the feed cycle.

thanking our contributors for their timely help, and sorry for the delay to all of the 1st year's, it was a sort of medical emegency, best of luck for your paper guys! <3 

Contributed by: Muhammad Junaid hussain and Muhammad Huzaifa (2nd year )
edited by: Aiza Anwar