BSc Biotechnology Sem III ATKT 2017-18 ATKT Biotech Cell Biology And Cytogenetics Question Paper - Mumbai University | munotes

Questions asked in this paper

• 1. Attempt all questions

1. Q2 All questions carry equal marks
2. Q4 Use of log tables and non-programmable calculator is allowed
3. Q5 For Q 3 and Q 4 attempt A and B OR C and D
4. Q1 Do as directed (Any fifteen) 15 marks
5. Q1 Give any one property of a Microtubule
6. Q2 The motor proteins of the cell convert chemical energy into
7. Q3 State the role of Dynein head
8. Q4 Microfilaments are composed of protein
9. Q5 Define: Treadmilling
10. Q6 Give any one example of proteins found in Skeletal Muscles
11. Q7 State true or false: Type II myosins are also called unconventional
12. Q8 Give one example of Glycosaminoglycans
13. Q9 Define: Lectins
14. Q10 State true or false: In an active transport, solute molecules move across
15. Q11 — State the role of Desmosome
16. Q12 Fill in the blank: The cell coat can be stained with for
17. Q13 Define: Group translocation 14, The unit of mapping distance is called
18. Q15 What is a paracentric inversion?
19. Q16 How would you calculate barr body if the individual is
20. Q17 Define: - Polyploidy
21. Q18 An Individual is doubly heterozygous for the w and m alleles. Arrange the alleles in cis- configuration What is a three point test cross in a diploid organism?
22. Q20 Name the fungal strain used for tetrad analysis $0143 $2027 BIOTECHNOLOGY CELL BIOLOGY AND CYTOGENETICS
    • Q.P. Code: 23082 Elaborate on Types and Functions of Intermediate Filaments. 08
23. Q2 B_ Explain: Microtubules as Agents of Intracellular Motility. Describe Assembly and Disassembly of an Intermediate Filament. 08 7 marks
24. Q2 D_ Explain the structure, mechanism and function of Dynein. 7 marks
25. Q3 A_ Give an account of structural organisation and functions of tight Elaborate on the types of ionophores with the help of suitable examples Add a note on its significance Describe active transport prokaryotic cell using a suitable 08 8 marks
26. Q3 D_ Explain the various theories proposed for cell-cell adhesion. 7 marks
27. Q4 A 1. What is Pedigree analysis? Give its significance. li. Observe the pedigree and answer the questions below:- 04 What is the mode of inheritance? Number the generations and the individuals for the 4 marks
    • c. is the index case?
    • d. What would be the genotype of the index case (consider $0143 $2027 BIOTECHNOLOGY CELL BIOLOGY AND CYTOGENETICS
    • Q.P. Code: 23082
28. Q4 B XX-XY mechanism of sex determination. Give the cytogenetics and general characteristics of Klinefelter and 08 7 marks
29. Q4 D i. Neurospora strain ad* leu* was crossed with leu’ the following data was obtained answer the following questions:
    • a. Identify the first division segregation and second division 02 segregation asci for adenine gene li. Give the classification of chromosomes on the basis of position 03 of the centromere
30. Q5 Write Short notes on any three of the following a Functions of Cytoskeleton Functions of cell coat e Euchromatin and heterochromatin 15 marks

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