Understanding Cells in Biology

The fundamental structural and functional unit of all living beings.

Every organ in our body such as the skin, brain, muscle, or bone.

Old and weak cells continually die and are replaced by new cells.

<p>Cells are so small (microscopic) that they cannot be seen with the naked eye.</p> Signup and view all the answers

<p>Cells are responsible for performing essential life functions and make up every organ in the body.</p> Signup and view all the answers

<p>A single cell called the zygote.</p> Signup and view all the answers

<p>Old and weak cells die and are replaced by new cells, ensuring the continuous renewal of tissues.</p> Signup and view all the answers

<p>Cells are so small that they cannot be seen with the naked eye, requiring magnifying aids like microscopes for detection.</p> Signup and view all the answers

<p>Every part of a plant, such as the leaf, flower, root, and wood, is composed of a large number of cells.</p> Signup and view all the answers

<p>Most organisms, including humans, start life as a single cell called the zygote.</p> Signup and view all the answers