A. Active transport
B. Passive transport
C. Co-transport
D. Counter transport
Related Mcqs:
- Animals that produce metabolic heat at low level and also absorb heat from the surroundings are called__________?
A. Endotherms
B. Ectotherms
C. Heterotherms
D. Homeotherms - Intake of liquid material by cell membrane is called___________?
A. Endocytosis
B. Exocytosis
C. Phagocytosis
D. Pinocytosis - Vacuoles are fluid filled sacs surrounded by a membrane called__________?
A. tonoplast
B. nuclear membrane
C. cell membrane
D. cell wallSubmitted by: Muhammad Nawaz
- Spherical or tubular membranes which separate the material present in endoplasmic reticulum from that of cytoplasmic material are called__________?
A. Cytosol
B. Cisternae
C. Polysomes
D. Cristae - The movement of water molecules from a region of higher water potential to a region of lower water potential (through membrane)
A. Deffusion
B. Osmosis
C. Active transport
D. None of these - Percentage of proteins in cell membrane is____________?
A. 20-40%
B. 40-50%
C. 60-80%
D. 80-100% - Which of the statement about cell membrane is not true?
A. It contains protein molecules embedded in lipid bilayer
B. It is a differentially permeable membrane.
C. It contains charged pores thus ions being charged particles cross cell membrance much easier than neutral particles.
D. It may get infolded to engulf solid or liquid material. - Cell membrane under resting conditions is impermeable to all the ions except_____________?
A. Na+
B. K+
C. Cl-
D. PO4-2 - Which adaptation is acquired by plants of cooler areas to prevent lipid crystal formation in cell membrane?
A. Change in membrane protein composition.
B. Change in the solute composition of the cell membrane which prevents crystallization.
C. Increase in proportion of unsaturated fatty acids.
D. Development of heat shock proteins. - The mechanism of stomatal movement is related to the branch of Biology called__________?
A. Taxonomy
B. Physiology
C. Morphology
D. Anatomy
