Biology Flashcard

Front

What is the structural organization of living things from simplest to most complex?

Back

cells → tissues → organs → organ systems → organisms

Front

What happens if a nerve cell stops functioning?

Back

It stops sending signals to the brain.

Front

How do muscles and bones work together to create movement?

Back

The muscles pull on the bones.

Front

What is the main function of the cell wall in a plant cell?

Back

To give structural support.

Front

What carries oxygen throughout the body?

Back

Red blood cells.

Front

What is the basic unit of life?

Back

The cell.

Front

What is the function of the nucleus in a cell?

Back

To control cell activities and store genetic information.

Front

What are the two main types of cells?

Back

Prokaryotic and eukaryotic cells.

Front

What is homeostasis?

Back

The process by which living organisms maintain a stable internal environment.

Front

What is the role of chloroplasts in plant cells?

Back

To conduct photosynthesis and convert sunlight into energy.