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Membranous extensions in blue green algae are known as

A. phytochrome

B. chromatophore

C. mesosome

D. pneumatophore

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  1. Which one of the following cellular parts is correctly matched with their characters ?
  2. Which one of the following combination is mismatched?
  3. Read the folowing statements and identify the correct option.Contractile vacuole takes part in osmoregulation…
  4. The lipid component of the membrane mainly consists of __________.
  5. Match column-I and column-II and select the correct answerColumn-IColumn-IIA. Bacteria without wallsI.…
  6. Which one of the following structures between two adjacent cells is an effective transport pathway?
  7. The main organelle involved in modification and routing of newly synthesized proteins to their destinations…
  8. Which of the following is not the function of cell wall?Provides shape to the cell.Protects the cell…
  9. Active transport differs from passive transport in that active transport
  10. In the given figure of animal cell, one orginelle is marked as A. Select the correct identification…
  11. Identify the components labelled A, B, C and D in the given section of cilia/flagella showing different…
  12. What would happen if lysosomes get ruptured in a cell?
  13. Choose the wrong statements regarding bacterial cellGlycocalyx is the outermost envelope in bacteria.The…
  14. 8.A student was given cell samples (A and B) to identify parts which are highlighted. He observed the…
  15. Choose the incorrect match.
  16. Which of the following statements are correct ?In prokaryotic cells, a special membranous structure…
  17. The cell theory was given in year 1839 by Schleiden and Schwann. According to this theory all organisms…
  18. Which of the following statements is/are correct ?The endomembrane system includes plasma membrane,…
  19. Match the items given in column-I with their role given in column-II and choose the correct option.Column-IColumn-IIA.…
  20. Which of the following statements are correct?
  21. In prokaryotes, chromatophores are
  22. Which of the following will determines the shape of the cells and provides a strong structural support…
  23. Function of contractile vacuole in Amoeba is
  24. Difference between the prokaryotic and eukaryotic cells in having
  25. Microtubules, motor proteins, and actin filaments are all part of the
  26. Identify the cell organelle given below. Which is an important site of formation of glyeoproteins &…
  27. Active transport across biomembrane involves
  28. Who proposed the theory that Cells arise only from the pre-existing cells?
  29. Protein synthesis in an animal cell occurs
  30. Golgi apparatus is absent in