A. Cells have characteristic structures and functions that make them distinctive.
B. Processes in a cell can be classified broadly as growth, maintenance, reproduction, and homeostasis.
C. Life can be organized in a functional and structural hierarchy ranging from cells to the biosphere.
D. Most multicellular organisms are composed of organ systems whose structures reflect their particular function.
Related Courses
Related Access Points
Related Resources
Lesson Plans
Original Student Tutorials
Perspectives Video: Experts
Perspectives Video: Professional/Enthusiast
Tutorials
Virtual Manipulative
Original Student Tutorials Science - Grades 9-12
Learn how to name the major regions of the brain and identify them on a diagram with this interactive tutorial.
Learn about the three components that make up the brainstem of the human brain, including their specific functions and how the brainstem relates to the brain and the rest of the body.
This interactive tutorial is part 1 in a three-part series about the human brain. Click below to continue this series.
Explore the hypothalamus and the thalamus, two regions in the center of the human brain that are among the areas responsible for constantly controlling mechanisms that we are hardly aware of, such as keeping our body temperature stable.
This interactive tutorial is part 2 in a three-part series about the human brain. Click below to continue this series.
Explore the cerebrum and the cerebellum--the seats of thoughts and emotions in the human brain. You'll also learn about their functions and how they are surrounded and protected by the meninges..
This interactive tutorial is part 3 in a three-part series about the human brain. Click below to open other tutorials in this series.
Student Resources
Original Student Tutorials
Explore the cerebrum and the cerebellum--the seats of thoughts and emotions in the human brain. You'll also learn about their functions and how they are surrounded and protected by the meninges..
This interactive tutorial is part 3 in a three-part series about the human brain. Click below to open other tutorials in this series.
Type: Original Student Tutorial
Explore the hypothalamus and the thalamus, two regions in the center of the human brain that are among the areas responsible for constantly controlling mechanisms that we are hardly aware of, such as keeping our body temperature stable.
This interactive tutorial is part 2 in a three-part series about the human brain. Click below to continue this series.
Type: Original Student Tutorial
Learn about the three components that make up the brainstem of the human brain, including their specific functions and how the brainstem relates to the brain and the rest of the body.
This interactive tutorial is part 1 in a three-part series about the human brain. Click below to continue this series.
Type: Original Student Tutorial
Learn how to name the major regions of the brain and identify them on a diagram with this interactive tutorial.
Type: Original Student Tutorial
Tutorials
Type: Tutorial
In this Khan Academy video tutorial, learn the main important arteries in the brain that bring necessary oxygen to all parts of the brain.
Type: Tutorial
Parent Resources
Virtual Manipulative
This PBS virtual interaction allows students to map the brain using six different realistic virtual imaging techniques. Students are able to view color-coded regions of the brain and explanations of the functions of major brain parts are available as well.
Type: Virtual Manipulative