Biology 1: Plasma Membrane Permeability

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20 Questions

What is the relative permeability of the plasma membrane based on?

Size, charge, composition, and solubility

What happens to a cell in a hypertonic solution?

It shrinks

Which type of solution has equal solute concentration compared to the cell?

Isotonic solution

Which type of transport involves the passage of water molecules from higher water content to lower water content?

Osmosis

What type of transport involves the transfer of large water-soluble molecules or electrically charged molecules across the membrane with the help of integral proteins?

Facilitated diffusion

What is the process of diffusion of salts (solutes) through a semi-permeable membrane called?

Dialysis

In which type of solution will a cell be swollen and possibly ruptured?

Hypotonic solution

What is the condition of a cell in an isotonic solution?

It remains unchanged

Which type of transport involves the passage of large polar molecules and ions across the plasma membrane?

Facilitated diffusion

In physiological transport (carrier-mediated transport), what assists in the transfer of large water-soluble molecules or electrically charged molecules across the membrane?

Integral protein

Which type of polysaccharide serves as a structural material found in arthropods?

Chitin

What is the term for a long molecule built by linking together a large number of small, similar chemical subunits called monomers?

Polymer

Which type of carbohydrates consist entirely of unbranched chains of α-glucose molecules?

Starch

What are sugar isomers with the empirical formula C6H12O6 that have identical chemical groups bonded to different carbon atoms called?

Monosaccharides

In which type of solution will a cell be swollen and possibly ruptured?

Hypotonic solution

What is responsible for the cohesive nature of water molecules?

Hydrogen bonding

Which of the following is NOT a property that differentiates living things from non-living things?

Ingestion

What is the structural and functional unit of a living organism?

Cell

Which level of organization in complex multicellular organisms involves groups of different tissues?

Organ

What is responsible for the high surface tension of water?

Cohesion of water molecules

Test your knowledge of plasma membrane permeability in Biology 1 with questions on molecule classes, membrane transport, and osmosis. Learn about the factors that determine the relative permeability of the plasma membrane.

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