CELL BIOLOGY Question Papers (Supple, 2007 Feb, RR)

SET :1

1. What are the major differences between eukaryotic and procaryotic cells? [16]

2. Why water is most important part of the cytoplasm? Write the properties ofWater. [16]

3. Write short notes on:
(a) Nuclear envelope.
(b) Nuclear pores.
(c) Nucleolus.
(d) Chromatin Network. [16]

4. Write detail about the organell which does the function of Secretion and Endocytosis. [16]

5. What do you mean by cell cycle? Explain the different stages of cell cycle. [16]

6. Describe cytoplasmic determinates present in the germ cells. [16]

7. Write short notes on:
(a) Chemo taxis.
(b) Tumbling motion.
(c) Smooth swimming motion.
(d) Receptor triggered phosphoryktion. [16]

8. What do you mean by signals with internal receptors and signals with cell surface receptors? [16]


SET :2

1. What are the major differences between eukaryotic and procaryotic cells? [16]

2. Write short notes on:
(a) Microtubules.
(b) Micro filaments.
(c) Intermediary filaments.
(d) Cytoskeleton. [16]

3. Explain the protein glycosylation process in the cell. [16]

4. Describe the origin and function of Lysosome. [16]

5. What is Mitosis? Describe the different stages of mitosis. [16]

6. Explain the cytoplasmic determinants and describe the localization of cytoplasmic determinants in eggs. [16]

7. (a) What are chemoreceptor.
(b) Do bacteria detect spatial gradiatsor temporal gradients? Explain. [16]

8. Write a note on G Protein receptors. [16]


SET :3

1. Describe in detail the basic properties of cells. [16]

2. What concepts of general chemistry are important for cell structure and function? [16]

3. What is meant by Exocytosis and Endocytosis. Explain these processes that take place in the cell. [16]

4. Compare and contrast Mitochondria and Chloroplast. [16]

5. Describe and draw a cell that is in prophase, metaphase, anaphase and telophase. [16]

6. Write the general characteristics of cell differentiation. [16]

7. Write short notes on:
(a) Chemo taxis.
(b) Tumbling motion.
(c) Smooth swimming motion.
(d) Receptor triggered phosphoryktion. [16]

8. Write the role of tyrosine kinase in control of cell growth and differentiation. [16]


SET :4

1. What are the major differences between eukaryotic and procaryotic cells? [16]

2. What are the major components of the cytoskeleton, and what do they do? [16]

3. Describe the structure and functions of nuclear envelope, nucleus and nucleolus. [16]

4. Compare and contrast Mitochondria and Chloroplast. [16]

5. What changes occur in the nucleus during prophase, metaphase, anaphase and telophase? [16]

6. Write the general characteristics of cell differentiation. [16]

7. What are the different kinds of chemo receptors that are involved in transmission of signals across bacterial membranes. [16]

8. Where are the receptor molecules present over the plasma membrane? Write their function. [16]