The Role of Enzymes in Biological Reactions

Chloroplasts contain the green pigment chlorophyll that gives plants their green color.

1. Chloroplast, 2. Chromoplast, 3. Leucoplast

Chromoplasts contain red, orange, and yellow pigments.

<p>Chloroplasts are found only in the green parts of the plant.</p> Signup and view all the answers

<p>Leucoplasts store food, mostly in the form of starch.</p> Signup and view all the answers

<p>Diffusion is the movement of molecules from a region of high concentration to a region of low concentration until equilibrium is reached.</p> Signup and view all the answers

<p>Selectively permeable membranes allow certain substances to pass through while preventing others based on their chemical nature and size.</p> Signup and view all the answers

<p>The grana in chloroplasts contain chlorophyll.</p> Signup and view all the answers

<p>The vacuole absorbs and releases water in response to changes in the cytoplasm and around the cell.</p> Signup and view all the answers

<p>Molecules enter or leave cells by diffusion, osmosis, or active transport.</p> Signup and view all the answers