Peptide synthesis inside a cell takes place in:
1.  mitochondria
2.  chromoplast
3.  ribosomes
4.  chloroplast

Subtopic:  Ribosome and Inclusion Bodies |
 85%
From NCERT
AIPMT - 2011
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Membrane-bound organelles are absent in:

1. Saccharomyces

2. Streptococcus

3. Chlamydomonas

4. Plasmodium

Subtopic:  Prokaryotic Cell Organisation |
 64%
AIPMT - 2010
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Which one of the following has its own DNA?
1. Mitochondria
2. Dictyosome
3. Lysosome
4. Peroxisome

Subtopic:  Mitochondria |
 96%
From NCERT
AIPMT - 2010
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The main arena of various types of activities of a cell is:

1. Plasma membrane 2. Mitochondria
3. Cytoplasm 4. Nucleus
Subtopic:  Cell Organisation |
 90%
From NCERT
AIPMT - 2010
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The plasma membrane consists mainly of:

1. phospholipids embedded in a protein bilayer
2. proteins embedded in a phospholipid bilayer
3. proteins embedded in a polymer of glucose molecules
4. proteins embedded in a carbohydrate bilayer
Subtopic:  Cell Membrane |
 83%
AIPMT - 2010
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Alage have cell wall made up of:

1. Cellulose, galactans and mannans
2. Hemicellulose, pectins and proteins
3. Pectins, cellulose and proteins
4. Cellulose, hemicellulose and pectins
Subtopic:  Cell Wall |
 83%
From NCERT
AIPMT - 2010
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Middle lamella is mainly composed of:

1. hemicellulose 

2. muramic acid

3. calcium pectate

4. phosphoglycerides

Subtopic:  Cell Wall |
 92%
From NCERT
AIPMT - 2009
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Plasmodesmata are:
 

1. lignified cemented layers between cells
2. locomotory structures
3. membranes connecting the nucleus with plasmalemma
4. connections between adjacent cells

Subtopic:  Cell Wall |
 84%
From NCERT
AIPMT - 2009
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The cytoskeleton is made up of:

1. calcium carbonate granules
2. callose deposits
3. cellulosic microfibrils
4. proteinaceous filaments
Subtopic:  Cytoskeleton |
 78%
From NCERT
AIPMT - 2009
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Keeping in view the 'fluid mosaic model' for the structure of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid monolayer to the other (described as flip-flop movement)?
1. Both lipids and proteins can flip-flop
2. While lipids can rarely flip-flop, proteins cannot
3. While proteins can flip-flop, lipids cannot
4. Neither lipids nor proteins can flip-flop
Subtopic:  Evidence for Fluidic Nature of Membrane |
 62%
AIPMT - 2008
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