1
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
In fluid mosaic model of plasma membrane
A
Phospholipids form a bimolecular layer in middle part
B
Upper layer is non-polar and hydrophilic
C
Proteins form a middle layer
D
Polar layer is hydrophobic
2
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Element necessary for the middle lamella is
A
K
B
Cu
C
Ca
D
Zn
3
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Microtubules are absent in : -
A
Spindle fibres
B
Mitochondria
C
Centriole
D
Flagella
4
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Proteinaceous pigment which control the activities concerned with light is
A
Carotenoids
B
Phytochrome
C
Chlorophyll
D
Anthocyanin
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