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Given is the ultrastructure of an animal cell. Identify the parts marked as A, B, C and D .
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Important Questions on Cell: The Unit of Life

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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 8 - Cell: The Unit of Life>MCQS CORNER>Q 25
According to unit membrane structure, the thickness of plasma membrane is about
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 8 - Cell: The Unit of Life>MCQS CORNER>Q 26
The best material for the study of structure of cell membrane is
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 8 - Cell: The Unit of Life>MCQS CORNER>Q 27
Which chemical property is shared by all types of lipids forming the plasma membrane?
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 8 - Cell: The Unit of Life>MCQS CORNER>Q 28
The lipid molecules present in plasma membrane have polar heads and non-polar tails (as shown in figure). Which option represents the correct arrangement of lipids in lipid bilayer?
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 8 - Cell: The Unit of Life>MCQS CORNER>Q 29
A phospholipid molecule is amphipathic and possess two layers coming in contact with H2O . The head of phospholipid molecule is
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 8 - Cell: The Unit of Life>MCQS CORNER>Q 30
Lipids are arranged within the membrane with-
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 8 - Cell: The Unit of Life>MCQS CORNER>Q 31
The most abundant lipid in the cell membrane is-
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 8 - Cell: The Unit of Life>MCQS CORNER>Q 32
Which is the best way to separate intact chloroplast from green leaves of the angiosperm plants?