Characteristics of Life

Front

What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

Front

What are the eight characteristics of living things?

Back

The eight characteristics of living things are: 1) Made of cells, 2) Reproduction, 3) Based on a universal genetic code, 4) Growth and development, 5) Need for materials and energy, 6) Response to environment, 7) Maintaining homeostasis, 8) Evolution.

Front

What is a cell?

Back

A cell is the basic unit of structure and function in all living organisms.

Front

What is tissue?

Back

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

Front

What is an organ?

Back

An organ is a structure made up of different types of tissues that work together to perform a specific function.

Front

What is an organ system?

Back

An organ system is a group of organs that work together to perform complex functions for the organism.

Front

What is the difference between growth and development?

Back

Growth refers to an increase in size or mass, while development refers to the changes that occur in an organism over time, including differentiation and maturation.

Front

What is reproduction?

Back

Reproduction is the biological process by which new individual organisms are produced, either sexually or asexually.

Front

What is metabolism?

Back

Metabolism is the sum of all chemical reactions that occur within a living organism to maintain life.

Front

What is evolution?

Back

Evolution is the process through which species change over time through adaptations and natural selection.