Front

What is a gene?

Back

A segment of DNA that carries instructions for an inherited trait, such as eye color or dimples.

Front

What is a trait?

Back

A characteristic or feature of an organism that is inherited, such as hair color or height.

Front

What is natural selection?

Back

The process by which organisms better adapted to their environment tend to survive and produce more offspring.

Front

How do finches on the Galápagos Islands illustrate natural selection?

Back

They developed different beak shapes based on the available food sources, demonstrating adaptation.

Front

What is the role of the respiratory system?

Back

To facilitate breathing and gas exchange, providing oxygen to the body and removing carbon dioxide.

Front

What is the role of the circulatory system?

Back

To transport blood, nutrients, gases, and waste products throughout the body.

Front

What is a plant?

Back

An organism that typically produces its own food through photosynthesis and has cell walls made of cellulose.

Front

What are the main components of the muscular system?

Back

Muscles, tendons, and ligaments that work together to enable movement.

Front

What is the function of the skeletal system?

Back

To provide structure, support, and protection for the body's organs and to facilitate movement.

Front

What is the endocrine system?

Back

A system of glands that produce hormones to regulate various body functions.