Practice Quiz Lectures 2 & 3
7 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following is true about the movement of molecules such as glucose and amino acids:

  • They pass across the cell membrane via facilitated diffusion (correct)
  • They cross the cell membrane because it is semi-permeable
  • They cannot cross the cell membrane
  • They cross the cell membrane through aquaporins
  • The concentration of sodium ions is lower inside the cell than the concentration in the extracellular solution. This occurs due to

  • passive transport
  • osmosis
  • active transport (correct)
  • diffusion
  • If a cell lacked ribosomes, it would not be able to:

  • synthesize proteins (correct)
  • break down fats
  • carry out oxidative respiration
  • form a spindle apparatus
  • The main function of mitochondria is:

    <p>cellular respiration (ATP synthesis)</p> Signup and view all the answers

    The cellular organelle responsible for the degradation of proteins is:

    <p>lysosomes</p> Signup and view all the answers

    Individual human cells, such as heart muscle cells and neurons, can survive on their own in laboratory conditions for some time. Which of the following processes helps these cells to survive under these conditions?

    <p>Maintenance of a constant internal environment by the cellular machinery</p> Signup and view all the answers

    Which organelle is described as “where proteins are processed and sorted ready for trafficking”?

    <p>Golgi Complex</p> Signup and view all the answers

    More Like This

    3-L2
    16 questions

    3-L2

    PowerfulCerberus avatar
    PowerfulCerberus
    Glycogen Synthase and Glycogenolysis Quiz
    5 questions
    Use Quizgecko on...
    Browser
    Browser