Keystone Review #1 Basic Biological Principles

Front

What is the correct order of components of an organ system from smallest to largest?

Back

biomolecules, organelles, cells, tissues, organs

Front

What are the three parts of the cell theory?

Back

1. All organisms are composed of one or more cells. 2. The cell is the basic unit of structure and organization in organisms. 3. All cells come from pre-existing cells.

Front

What do prokaryotic cells lack?

Back

Nucleus, mitochondria, and other membrane-bound organelles.

Front

What can prokaryotic cells possess?

Back

Ribosomes, cytoplasm, and cell membrane.

Front

How does prokaryotic DNA differ from eukaryotic DNA?

Back

Prokaryotic DNA is not separated by a nuclear membrane and is not packaged into chromosomes.

Front

Which of the following can be found in both prokaryotic and eukaryotic cells?

Back

DNA, ribosomes, and RNA.

Front

What is a biomolecule?

Back

A molecule that is essential for life, including proteins, nucleic acids, carbohydrates, and lipids.

Front

What is the function of ribosomes?

Back

Ribosomes are responsible for protein synthesis in both prokaryotic and eukaryotic cells.

Front

What is the role of the cell membrane?

Back

The cell membrane controls the movement of substances in and out of the cell.

Front

What is the basic unit of life?

Back

The cell.