5.4 Overview of Membrane Transport

Osmosis

________ may promote cell shrinkage in cells that lack a cell wall.

Mucus

________ is a slimy substance that individual cells and cell layers rely on the recognition of cell types to make.

Water

________ will balance the solute concentrations if solutes can't move.

Carbohydrates

________ have a protective effect.

Figure 429

What is to be looked at? Answer with a single words or term.

Smaller

________ solutes cross bilayers faster than larger ones.

pre

A(n) ________- existing gra dient can be dissipated by passive transport.

Active transport

What is the movement of a solute down a is movement down a gradient with the movement against a gradient? Answer with a single words or term.

second form of glycosylation

What is called O- linked glycosylation? Answer with a single words or term.

transport protein

What is not an aid? Answer with a single words or term.

hypotonic medium

A(n) ________ causes a small amount of expansion in cells with a rigid cell wall, whereas a hypertonic medium causes a large amount of expansion.

Polar solutes

________ cross bilayers faster than non ________.

Water

________ will enter the cell if it is placed in a hypotonic solution.