BIO303 Midterm Past Papers Set 2

Bio303 2-july-2018 ....10:30am Qno.1.write the phenomenon of phosphoryl group transfer by example of phosphocreatine(pcr).(5) Qno.2. differentiate between DNA and RNA.?(5) Qno.3 define high energy and low energy compounds?(3) Qno.4. what are lyase.give example?(3) Qno.5. how ribonucleotide held together?(2) Qno.6.write about the thermodynamically unstable the condition reaction?(2) Objective Some variation are 1phosphoenolpyruvate contain a phosphate ester bond that undergoes to yeild to ........form of pyruvate. 2-equilibrium constant is ..... 3-in a surface technique ,the microrganism are cultivated on the surface of .......... 4-..... Is essentially expensive but essential glycolysis. 5-glyconeogensis and glycolysis shared ..... reversible steps. 6-non-protein moiety is a metal ion such as Zn2+ or Fe2+ is ....... 7-∆G° is a way of expressing the ....... Of the reaction. 8-miRNA is the type of .... 9-single stranded globular molecule is ..... 10-pyruvate is reduced into lactate in which process........ 11-ligand bind at .....site. 12-Vo is expressed as......... volume. 13-RNA is polymer of...... Baki sb repeat ho rhy...

Biochemistry ll (bio303) 1. How ATP synthase do the chemical work in the inner mitochondrial membrane? 2. What is the 1st step of non oxidative pathway of pentose phosphate pathway? 3. What is cori cycle and its substrate? 4. What is continous fermentation process? 5. Ping pong mechanism? 6. What is ncRNAs?

Biochem - II (Bio303) today paper (7:30) write the name of two molecules which can be formed after energy donate from ATP (2) what is hydrolase ? (2) write the three main operations of fermentation ...... (3) what is transaldolase . write its function ? (3) what are ncRNA ? (5) Write the fates of pyruvate under anaerobic condition.? (5)

Mcqs easy thy

bio303 mid term Give names of some industrial products fermentation and the products they form in industry? Three major fates of animals and vascular plant

bioenergetic baqi bhol gai me. mcqs zeyad tar pyruvate se related the

Bio303... What is isozyme? Submerged fermention ? What is snRNA? Write first 5 steps of glycolysis ?without write name of enzyme ? How can ribonucleotide combine ?? What is binding site of ligand?

bio303 define bioenergetics components of fermentor cause of gulcagon on liver function of catalase strandard free energy and actual free energy difference

My today paper of BIO303 MID (11-06-2017) Total Q 26 (40 marks) 20 Mcqs 4 short Q (2 and 3 marks)

Q1. Write full name of NAD and NADP?

Q2. What is function of translekotase?

Q3. What is tRNA Write its function?

Q4. What Three main steps in which an operation of fermenter broken down at industrial scale? Long Q 2 (5 marks?

Q1. Write down experiment of Arthur and Melliin in 1906 o yeast Extract?

2. What is snRNA? Explain it.

Mid Past papers 2016:-

1_why sterilization is essential during fermentation process in industry?

2_why transketolase requires cofactor during Pentose phosphate pathway?

6_features of DNA denaturation and circumstances which cause DNA denaturation in LabsWhat is glycolysis?

Write 5 steps of glycolysis?

Name steps of synthesis of phosphophenolpyruvate from pyruvate?

Primary structure of tRNA?

Industrial fermentation important in three main stages name them?

BIO303 MCQS

1. Two strands of DNA are________to each other.
2. 80% of RNA is______
3. Transformation of RNA into DNA is also known as_______
4. About lysaes
5. Ligand binds at_____site.
6. Animals use chemical fuel as______ (opt:heat,heat and motion etc)
7. _______is placed in liquid medium (opt:surface,submersion,both or none) Questions:
8. Why sterilisation is essential in fermentation? (2)