Cell Structure and Function Quiz

Integral and peripheral proteins serve functions such as transport, receptor sites, and cell recognition.

Carbohydrates, attached to proteins or lipids, aid in cell-cell recognition and communication.

Ribosomes are essential for protein synthesis, a fundamental cellular process.

<p>Endoplasmic reticulum (ER) is responsible for protein modification.</p> Signup and view all the answers

<p>Cells are the basic unit of life, all living organisms are composed of one or more cells, all cells arise from pre-existing cells.</p> Signup and view all the answers

<p>The Golgi Apparatus modifies, sorts, and packages proteins for secretion.</p> Signup and view all the answers

<p>Mitochondria produce ATP through cellular respiration.</p> Signup and view all the answers

<p>Rough ER synthesizes proteins, while smooth ER synthesizes lipids and detoxifies substances.</p> Signup and view all the answers

<p>Osmosis is the diffusion of water across a selectively permeable membrane. An example is water moving into cells.</p> Signup and view all the answers

<p>Hypotonic solutions have lower solute concentration than the cell, causing it to swell. Isotonic solutions have the same solute concentration as the cell, maintaining its shape. Hypertonic solutions have higher solute concentration than the cell, leading to cell shrinkage.</p> Signup and view all the answers

<p>Active transport requires energy to move molecules against the concentration gradient, while facilitated diffusion is a passive transport aided by transport proteins.</p> Signup and view all the answers

<p>Endocytosis involves uptake of substances into the cell via vesicles, while exocytosis releases substances from the cell via vesicles.</p> Signup and view all the answers