★ Must-know
Life arose more than 3.5 billion years ago, and the first organisms were single-celled.
The major themes of biology are:
Further detail
Life themes: cells, stability, reproduction, evolution, interdependence, and energy
1. Which statement correctly distinguishes a cell from an organelle?
2. Which sequence correctly describes early life on Earth?
3. What does biology study?
What is biology the study of?
Life and living things.
What are the major themes of biology?
Cell structure and function, stability and homeostasis, reproduction and inheritance, evolution, interdependence, and matter, energy, and organization.
What is the basic unit of life in all organisms?
A cell.
How are cells organized in multicellular organisms?
Cells form tissues, organs, systems, then the organism.
Biology: Target Label
Study of life and living things
Major bio themes
Cell structure, stability, reproduction, evolution, interdependence, energy
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