🧬 𐙚 biology — characteristics of life

Made of cells

All living things are made of cells.

Reproduction

Making more organisms of the same kind.

DNA

Instructions that tell an organism how to work and develop.

Growth and development

Changing and becoming more developed over time.

Metabolism

Getting and using energy to survive.

Respond to stimuli

Reacting to changes in the environment.

Homeostasis

Keeping internal conditions stable.

Evolution

A trait or change that helps an organism survive.

Hypothesis

A testable prediction about what will happen.

Independent variable

The one thing you change in an experiment.

Dependent variable

The thing you measure in an experiment.

Constants

Things kept the same in an experiment.

Control group

The group that does not receive the tested change.

Controlled experiment

An experiment where only one variable is changed.

Support a hypothesis

Results match what the hypothesis predicted.

Do not support a hypothesis

Results do not match the prediction.

Bar graph

A graph used to compare categories.

Scatter plot

A graph that shows the relationship between two variables.

Pie chart

A graph that shows parts of a whole.

Trend

A pattern or relationship in data.

Data as evidence

Using specific data to support an answer.

CER

Claim, Evidence, Reasoning.

Claim

Your answer or conclusion.

Evidence

Data that supports your claim.

Reasoning

Explaining why the evidence supports your claim.