Basic Biological Principles

Front

What is a stimulus?

Back

A change that affects the activity of an organism.

Front

What organelles make protein molecules by assembling chains of amino acids?

Back

Ribosome.

Front

What is an organelle?

Back

A cell structure that performs a specific function for the cell.

Front

What is an organ?

Back

A collection of tissues that structurally form a functional unit specialized to perform a particular function.

Front

What characteristic of life do all living things have?

Back

All living things have cells.

Front

What is the function of the nucleus in a cell?

Back

The nucleus controls the cell's activities and contains genetic material.

Front

What is the difference between eukaryotic and prokaryotic cells?

Back

Eukaryotic cells have a nucleus and membrane-bound organelles, while prokaryotic cells do not.

Front

What is homeostasis?

Back

The maintenance of a stable internal environment in an organism.

Front

What is the role of mitochondria in a cell?

Back

Mitochondria are the powerhouses of the cell, generating energy through cellular respiration.

Front

What is the basic unit of life?

Back

The cell.