Biology Notes

Biology

The science that studies life.

Virus

A virus cannot reproduce on its own and is not composed of cells, but it can reproduce inside a living organism.

Order (property of life)

Living things are complex and ordered.

Sensitivity or Response to Stimuli

Living things respond to their environment.

Reproduction (property of life)

Living things reproduce to keep the species alive.

Adaptation (property of life)

Organisms' survival is influenced by their environment.

Growth & Development

Living things can grow and develop throughout their life.

Regulation (property of life)

Coordination of internal functions in living organisms.

Homeostasis

The ability of living things to maintain internal balance.

Energy Processing

Living organisms perform metabolism to process energy.

Prokaryotes

Single-celled organisms that do not have a membrane-bound nucleus nor organelles.

Eukaryotes

Organisms with cells that have a membrane-bound nucleus and other membrane-bound organelles.

Phylogenetic Tree

A diagram showing the evolutionary relationships among biological species.

Binomial Naming System

System of naming organisms with a genus name (capitalized) and a species name (lowercase).

Basic Science

Seeks to expand knowledge without immediate application.

Applied Science

Aims to use scientific knowledge to solve real-world problems.

Hypothesis

A suggested explanation for an event that can be tested.

Scientific Theory

A thoroughly tested and accepted explanation for phenomena.

Scientific Method

A method of research with defined steps that include experiments and careful observations.

Peer-reviewed articles

Scientific papers that are reviewed by a scientist's colleagues to ensure reliability.