1
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following does not differ in E.coli and Chlamydomonas ?
A
Chromosomal Organization
B
Cell wall
C
Ribosomes
D
Cell membrane
2
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
What is true about ribosomes ?
A
These are self - splicing introns of some RNAs.
B
These are found only in eukaryotic cells
C
There are composed of ribonucleic acid and proteins
D
The prokaryotic ribosomes are 80 S, where 'S' stands for sedimentation coefficient.
3
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
Select the the correct statement from the following regarding cell membrane
A
Na+ and K+ ions move across cell membrane by passive transport
B
Lipids are arranged in bilayer with polar heads towards the inner part
C
Proteins make up 60 to 70% of the cell membrane
D
Fluid mosaic model of cell membrane was proposed by singer and Nicolson
4
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
The figure below shows the structure of a mitochondrion with its four parts labelled (A), (B), (C). and (D) Select the part correctly matched with its function. – AIPMT 2011 Mains Biology - Cell - The Unit of Life Question 76 English
A
Part (B) : Inner membrane – forms infoldings called cristae
B
Part (C) : Cristae – possess single circular DNA molecule and ribosome
C
Part (A) : Matrix – major site for respiratory chain enzymes
D
Part (D) : Outer membrane – gives rise to inner membrane by splitting
NEET Subjects
EXAM MAP