Home
Class 11
BIOLOGY
Smaller, lipid soluble molecules diffuse...

Smaller, lipid soluble molecules diffuse faster through cell membrane, but the movement of hydrophilic substances are facilitated by certain transporters which are chemically ....

Text Solution

Verified by Experts

Protein. Substances that have a hydrophilic moiety, find it difficult to pass through the membrane. Their movement is facilitated by proteins present in membrane to cross the membrane.
Promotional Banner

Topper's Solved these Questions

  • TRANSPORT IN PLANTS

    KUMAR PRAKASHAN|Exercise Section-E NCERT Exemplar (Short Answer)|24 Videos

  • TRANSPORT IN PLANTS

    KUMAR PRAKASHAN|Exercise Section-E NCERT Exemplar (Long Answer)|7 Videos

  • TRANSPORT IN PLANTS

    KUMAR PRAKASHAN|Exercise Section-E NCERT Exemplar (MCQs)|10 Videos

  • THE LIVING WORLD

    KUMAR PRAKASHAN|Exercise OBJECTIVE SECTION (FILL IN BLANKS)|9 Videos

Similar Questions

Explore conceptually related problems

Substances (A)_____ in lipids diffuse through the membrane faster while substances that have a (B)____find if difficult to pass through the membrane.

KUMAR PRAKASHAN-TRANSPORT IN PLANTS -Section-E NCERT Exemplar (Very Short Answer)
  1. Smaller, lipid soluble molecules diffuse faster through cell membrane,...

    Text Solution

    |

  2. In a passive transport across a membrane. When two protein molecules m...

    Text Solution

    |

  3. Osmosis is a special kind of diffusion, in which water diffuses across...

    Text Solution

    |

  4. A flowering plant is planted in an earthen pot and irrigated. Urea is ...

    Text Solution

    |

  5. Absorption of water from soil by dry seeds increases the …..., thus he...

    Text Solution

    |

  6. Water moves up against gravity and even for a tree of 20 m height, the...

    Text Solution

    |

  7. The plant cell cytoplasm is surrounded by both cell wall and cell memb...

    Text Solution

    |

  8. The C4 plants are twice as efficient as C3 plants in terms of fixing C...

    Text Solution

    |

  9. Explain why xylem transport is unidirectional and phloem transport bi-...

    Text Solution

    |

  10. Indentify the process occurring in I, II and III.

    Text Solution

    |

  11. Given below in a table. Fill in the gaps.

    Text Solution

    |

  12. Define water potential and solute potential.

    Text Solution

    |

  13. Why is solute potential always negative ? Explain PsiW=PsiS+Psip.

    Text Solution

    |

  14. An onion peel was taken and (a) placed in salt solution for five minut...

    Text Solution

    |

  15. Differentiate between apoplast and symplast pathways of water movement...

    Text Solution

    |

  16. How does most of the water moves within the root ?

    Text Solution

    |

  17. Give the location of casparian strip and explain its role in the water...

    Text Solution

    |

  18. Differentiate between guttation and transpiration.

    Text Solution

    |

  19. Explain : transpiration is an unavoidable event.

    Text Solution

    |

  20. Describe briefly the three physical properties of water which helps in...

    Text Solution

    |