ScienceVerse 2 Cell Theory and Hierarchal Organization

Front

What is the Cell Theory?

Back

The Cell Theory states that all living things are made of cells, cells are the basic unit of life, and all cells come from pre-existing cells.

Front

What is the function of the nucleus in a cell?

Back

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

Front

What role do chloroplasts play in plant cells?

Back

Chloroplasts are responsible for photosynthesis, converting sunlight into energy for the plant.

Front

What is the function of mitochondria?

Back

Mitochondria are known as the powerhouse of the cell, generating energy through cellular respiration.

Front

What is a vacuole?

Back

A vacuole is a storage structure in cells that holds various substances, such as nutrients, waste products, or water.

Front

What is the primary function of saliva in digestion?

Back

Saliva starts the process of digestion by breaking down starch and fats in food.

Front

What is the Immune System?

Back

The Immune System is the body system that defends against pathogens like bacteria and viruses.

Front

What are pathogens?

Back

Pathogens are microorganisms that can cause disease, including bacteria, viruses, fungi, and parasites.

Front

What is the difference between bacteria and viruses?

Back

Bacteria are single-celled living organisms that can reproduce on their own, while viruses are non-living and require a host to replicate.

Front

What is tissue in biological terms?

Back

Tissue is a group of similar cells that work together to perform a specific function.