Unit 1 What is Life Flashcard Review

Front

What compound is CH₄?

Back

Methane

Front

What is a controlled variable?

Back

Something that is kept constant throughout an experiment.

Front

Which of the following foods would you expect to be highest in Nucleic Acids?

Back

Strawberry

Front

What is a dependent variable?

Back

Something that is measured in an experiment.

Front

What is an independent variable?

Back

Something that is purposely changed in an experiment.

Front

What is the definition of a hypothesis?

Back

A testable prediction about the relationship between variables.

Front

What is the purpose of a control group in an experiment?

Back

To provide a baseline for comparison with the experimental group.

Front

What is the scientific method?

Back

A systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is the role of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions in living organisms.

Front

What are the four main types of macromolecules?

Back

Carbohydrates, lipids, proteins, and nucleic acids.