SET :1
1. How is a Prokaryotic cell different from an eukaryotic cell? [16]
2. Explain how movement occurs a long [8 × 2 = 16]
(a) Microtubules
(b) Microfilaments
3. Explain how the nucleolus, ribosomes, endoplasmic reticulum, and Golgi apparatus function together in protein synthesis. [16]
4. Write a note on ATP powered pumps in detail. [16]
5. What is the cell cycle? What are the stages of the cell cycle? How does the cell cycle vary among different types of cells? [16]
6. With respect to cell differentiation write notes on:
(a) Cytoplasmic determinants
(b) Nucleoplasmic interactions. [8+8]
7. Write short notes on:
(a) G-protein coupled receptors
(b) Enzyme linked surface receptors. [16]
8. Using a suitable example discuss the role of secondary messengers in signal transduction. [16]
SET :2
1. Describe the structure of a generalized prokaryotic cell. Indicate the ways in which a prokaryotic cell would differ in structure from the generalized eukaryotic cell. [16]
2. Draw the basic structure of the major types of lipids found in cellular membranes. How are these lipids organized into a bilayer? How does the lipid bilayer of a cell membrane form a barrier to molecules? [16]
3. What is the function of Peroxisomes? Where are they present? [16]
4. (a) What is Passive diffusion in membrane transport?
(b) What is fasciliated diffusion in membrane transport? [8 × 2 = 16]
5. In what type of cell, Eukaryote, Prokaryote, or Both, does mitosis occur? EXPLAIN WHY? Describe how a Prokaryotic Cell reproduces? What is this process called? [16]
6. Discuss the general characteristics of cell differentiation. [16]
7. How are secondary messengers involved in receptor mediated cell signaling? [16]
8. What are ”Protein Kinases”, ”Phosphatases” and ”Phosphodiesterases” and their role in signal transduction? [16]
SET :3
1. With a neat labelled diagram explain the structure of a typical Prokaryotic cell. [16]
2. Draw the basic structure of the major types of lipids found in cellular membranes. How are these lipids organized into a bilayer? How does the lipid bilayer of a cell membrane form a barrier to molecules? [16]
3. Explain how ATP is synthesized in the Mitochondria. [16]
4. Explain the difference between passive transport and active transport. Describe the action of the sodium-potassium pump. [16]
5. Describe briefly the stages in meiosis type of cell division. [16]
6. Explain what is a stem cell and what is its importance. [16]
7. How are receptors involved in cellular regulation? [16]
8. Write short notes on:
(a) Signal transduction
(b) Endocrine signaling
(c) Panacrine signaling
(d) Autocrine signaling. [4+4+4+4]
SET :4
1. With a neat labelled diagram explain the structure of a typical eukaryotic cell. [16]
2. Using suitable examples explain what are micro filaments. [16]
3. Describe the organization of the membranes of a chloroplast. How does this organization differ from that of mitochondria? [16]
4. What is meant by Proton pumps in membrane transport? Explain citing suitable examples.
5. Write short notes on:
(a) Interphase
(b) Cytokinesis. [8+8]
6. Briefly explain the role of Cytoplasmic determinants during cell differentiation.[16]
7. Using suitable example explain cytosolic receptors. [16]
8. With respect to secondary messengers, write short notes on:
(a) cAMP
(b) cGMP. [8+8]
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