Cytochromes are found in

1. matrix of mitochondria

2. outer wall of mitochondria

3. cristae of mitochondria

4. lysosomes

Subtopic:  Mitochondria |
NEET - 2015
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Which structures perform the function of mitochondria in bacteria?

1. Nucleoid

2. Ribosomes

3. Cell wall

4. Mesosomes

Subtopic:  Mitochondria |
 84%
From NCERT
NEET - 2014
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The solid linear cytoskeletal elements having a diameter of 6nm and made up of a single

type of monomer are known as

1. microtubules

2. microfilaments

3. intermediate filaments

4. lamins

Subtopic:  Cytoskeleton |
 51%
NEET - 2014
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The osmotic expansion of a cell kept in water is chiefly regulated by

1. mitochondria

2. vacuoles

3. plastids

4. ribosomes

Subtopic:  Vacuole |
 92%
From NCERT
NEET - 2014
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The motile bacteria are able to move by

1. fimbriae

2. flagella

3. cilia

4. pili

Subtopic:  Cilia & Flagella |
 88%
From NCERT
NEET - 2014
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A major site for synthesis of lipids is

1. RER

2. SER

3. symplast

4. nucleoplasm

Subtopic:  Endomembrane System (Endoplasmic Reticulum) |
 94%
From NCERT
NEET - 2013
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The Golgi complex plays a major role:

(1) in trapping the light and transforming it into chemical energy

(2) in digesting proteins and carbohydrates

(3) as energy transferring organelles

(4) in post translational modification of proteins and glycosidation of lipids

Subtopic:  Golgi Apparatus |
 88%
From NCERT
NEET - 2013
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Ribosomal RNA is actively synthesized in

1. lysosomes

2. nucleolus

3. nucleoplasm

4. ribosomes

Subtopic:  Nucleus |
 77%
From NCERT
NEET - 2012
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What is true about ribosomes?

1. The prokaryotic ribosomes are 80 S, where S stands for sedimentation coefficient

2. These are composed of ribonucleic acid and proteins

3. These are found only in eukaryotic cells

4. These are self-splicing introns of some RNAs

 

Subtopic:  Ribosome and Inclusion Bodies |
 81%
From NCERT
NEET - 2012
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Select the correct statement from the following regarding cell membrane.

1. Na+ and K ions move across cell membrane by passive transport

2. Proteins make up 60 to 70% of the cell membrane

3. Lipids are arranged in a bilayer with polar heads towards the inner part

4. Fluid mosaic model of cell membrane was proposed by Singer and Nicolson

Subtopic:  Cell Membrane |
 87%
From NCERT
NEET - 2012
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