Know Your Cells

Front

What is the difference between keratin protein for hair and the protein in liver cells?

Back

The genes that express protein for hair are turned on while those for liver cells are turned off.

Front

What is true about the genes of a specialized cell?

Back

Each specialized cell contains a different set of activated genes.

Front

Do all cells in an organism have the same set of DNA instructions?

Back

True.

Front

How are neuron cells similar to other body cells?

Back

Both neuron cells and other body cells have the same genome (set of DNA sequences).

Front

What causes a cell to become specialized?

Back

The activated genes within the set of DNA.

Front

What is a gene?

Back

A gene is a segment of DNA that contains the instructions for making a specific protein.

Front

What is the role of DNA in cells?

Back

DNA contains the genetic instructions for the development, functioning, growth, and reproduction of all known organisms.

Front

What is gene expression?

Back

Gene expression is the process by which information from a gene is used to synthesize a functional gene product, usually a protein.

Front

What is a specialized cell?

Back

A specialized cell is a cell that has a specific function and structure, adapted to perform a particular task in the organism.

Front

What is the difference between specialized and unspecialized cells?

Back

Specialized cells have specific functions and express different sets of genes, while unspecialized cells can develop into various cell types.