Chapter 1: Evolution, the Themes of Biology, and Scientific Inquiry

What is the correct order of biological organization from largest to smallest?

Biosphere, Ecosystem, Community, Population, Organism, Organ System, Organ, Tissue, Cell, Organelle, Molecule

What are emergent properties?

New traits that appear when parts interact at higher levels of organization (whole > parts)

What is the smallest unit of life?

The cell

Prokaryotic vs Eukaryotic

Prokaryote has no nucleus, Eukaryote has nucleus

What does DNA do?

Stores genetic info

What is gene expression?

DNA to RNA to Protein

Functional RNA?

RNA that works but doesn’t make protein

Negative feedback?

Slows process (insulin)

Positive feedback?

Speeds process (blood clot)

3 Domains of life?

Bacteria, Archaea, Eukarya

Core theme of biology?

Evolution

Systems biology?

Studying how parts of a system work together

What do organisms need to live?

Energy + Matter