334785
Which ofthe following statements is not true for plasma membrane?
1 It is present in both plant and animal cell
2 Lipid is present as a bilayer in it
3 Proteins are present integrated as well as loosely associated with the lipid bilayer
4 Carbohydrate is never found in it
Explanation:
Plasma membrane is made up of lipid bilayer with protein integrated in the bilayer Carbohydrate is also present in plasma membrane.
NCERT Exemplar
BIOXI08: CELL-THE UNIT OF LIFE
334786
Match the columns I and II and choose the correct option. Column I Column II A Singer and Nicolson P Passive transport B Movement of substances without energy Q Fluid mosaic model C Energy dependent transport R Osmosis D Movement of water by diffusion S Active transport
1 A-R, B-P, C-S, D-Q
2 A-Q, B-P, C-S, D-R
3 A-Q, B-P, C-R, D-S
4 A-R, B-P, C-Q D-S
Explanation:
Singer and Nicolson – Fluid Mosaic Model Movement of substances without Energy – Passive transport Energy dependent transport – Active transport Movement of water by diffusion - Osmosis
BIOXI08: CELL-THE UNIT OF LIFE
334787
Integral proteins in the cell membrane are
1 Totally buried in the membrane
2 Partially or totally buried in the membrane
3 Partially buried in the membrane
4 Uniformly located on the outer side
Explanation:
The distribution of intrinsic proteins in the cell membrane is partially or totally buried in the membrane.
334785
Which ofthe following statements is not true for plasma membrane?
1 It is present in both plant and animal cell
2 Lipid is present as a bilayer in it
3 Proteins are present integrated as well as loosely associated with the lipid bilayer
4 Carbohydrate is never found in it
Explanation:
Plasma membrane is made up of lipid bilayer with protein integrated in the bilayer Carbohydrate is also present in plasma membrane.
NCERT Exemplar
BIOXI08: CELL-THE UNIT OF LIFE
334786
Match the columns I and II and choose the correct option. Column I Column II A Singer and Nicolson P Passive transport B Movement of substances without energy Q Fluid mosaic model C Energy dependent transport R Osmosis D Movement of water by diffusion S Active transport
1 A-R, B-P, C-S, D-Q
2 A-Q, B-P, C-S, D-R
3 A-Q, B-P, C-R, D-S
4 A-R, B-P, C-Q D-S
Explanation:
Singer and Nicolson – Fluid Mosaic Model Movement of substances without Energy – Passive transport Energy dependent transport – Active transport Movement of water by diffusion - Osmosis
BIOXI08: CELL-THE UNIT OF LIFE
334787
Integral proteins in the cell membrane are
1 Totally buried in the membrane
2 Partially or totally buried in the membrane
3 Partially buried in the membrane
4 Uniformly located on the outer side
Explanation:
The distribution of intrinsic proteins in the cell membrane is partially or totally buried in the membrane.
334785
Which ofthe following statements is not true for plasma membrane?
1 It is present in both plant and animal cell
2 Lipid is present as a bilayer in it
3 Proteins are present integrated as well as loosely associated with the lipid bilayer
4 Carbohydrate is never found in it
Explanation:
Plasma membrane is made up of lipid bilayer with protein integrated in the bilayer Carbohydrate is also present in plasma membrane.
NCERT Exemplar
BIOXI08: CELL-THE UNIT OF LIFE
334786
Match the columns I and II and choose the correct option. Column I Column II A Singer and Nicolson P Passive transport B Movement of substances without energy Q Fluid mosaic model C Energy dependent transport R Osmosis D Movement of water by diffusion S Active transport
1 A-R, B-P, C-S, D-Q
2 A-Q, B-P, C-S, D-R
3 A-Q, B-P, C-R, D-S
4 A-R, B-P, C-Q D-S
Explanation:
Singer and Nicolson – Fluid Mosaic Model Movement of substances without Energy – Passive transport Energy dependent transport – Active transport Movement of water by diffusion - Osmosis
BIOXI08: CELL-THE UNIT OF LIFE
334787
Integral proteins in the cell membrane are
1 Totally buried in the membrane
2 Partially or totally buried in the membrane
3 Partially buried in the membrane
4 Uniformly located on the outer side
Explanation:
The distribution of intrinsic proteins in the cell membrane is partially or totally buried in the membrane.
