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Explain the following terms: rough and s...

Explain the following terms: rough and smooth endoplasmic reticulum, cisterna, vesicle, cristae, stroma lamella, granum thylakoid, proplastid, polyribosome, tonoplast, nuclear envelope, chromatin, and chromosome.

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Read the following statement and choose the correct option spindle fibres get attached to the kinetochore of the chromosomes during metaphase. At the end of prophase cells do not show golgi complex, endoplasmic reticulum, nucleolus and the nuclear envelope. At anaphase centromere splits but chromatids do not separate.

ICSE-CELL : THE UNIT OF LIFE -Short/Long Answer Type Questions
  1. Tell how the phospholipids are arranged in the plasma membrane. What ...

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  2. Why do most substances have to be assisted through the plasma membran...

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  3. Explain the following terms: rough and smooth endoplasmic reticulum, ...

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  4. Name any three single membrane bound cell organelles. How these organ...

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  5. State the main functions of the ribosome

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  6. State the main functions of the lysosome

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  7. State the main functions of the chromosome.

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  8. State the main functions of the peroxisome

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  9. List the functions of rough and smooth endoplasmic reticulum and Golg...

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  10. What are the two principal roles of the nucleus? What biomolecule is ...

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  11. What structural and functional characteristics do cilia, flagella and...

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  12. What is the major cellular difference between prokaryotic and eukaryo...

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  13. Beginning from the outside surface, list the parts of a typical plant...

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  14. Name the structures in plants that connect and provide a translocatio...

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  15. Name the different types of plastids that may be found in plant cells...

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  16. What structural and chemical features do the microbodies in plant cel...

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  17. What are chromosomes? What are they made of ?

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  18. Why does a nuclear envelope have pores while other membranes of a cel...

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  19. Why are bound ribosomes and Golgi bodies especially abundant in cells...

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  20. What are the functional differences between a cell membrane and a cel...

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