If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Unit: Biology foundations

0

Possible mastery points

Biology and the scientific method

Learn
Biology overview
(Opens a modal)
Preparing to study biology
(Opens a modal)
What is life?
(Opens a modal)
The scientific method
(Opens a modal)
The scientific method
(Opens a modal)
Data to justify experimental claims examples
(Opens a modal)
Introduction to experimental design
(Opens a modal)
Controlled experiments
(Opens a modal)
Biology and the scientific method review
(Opens a modal)
Practice
Scientific method and data analysisGet 3 of 4 questions to level up!
Experimental design and biasGet 3 of 4 questions to level up!

Important molecules for biology

NGSS:
HS‑LS1.C
Learn
Elements and atoms
(Opens a modal)
Introduction to carbohydrates
(Opens a modal)
Introduction to proteins and amino acids
(Opens a modal)
Introduction to lipids
(Opens a modal)
Introduction to nucleic acids and nucleotides
(Opens a modal)
Introduction to vitamins and minerals
(Opens a modal)
Biological macromolecules review
(Opens a modal)
Practice
Biological macromoleculesGet 3 of 4 questions to level up!

Water and life

Learn
Hydrogen bonding in water
(Opens a modal)
Water as a solvent
(Opens a modal)
Lesson summary: Water and life
(Opens a modal)
Practice
Water and lifeGet 3 of 4 questions to level up!

pH, acids, and bases

Learn
Introduction to pH
(Opens a modal)
pH, acids, and bases review
(Opens a modal)
Practice
pH, acids, and basesGet 3 of 4 questions to level up!
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 500 Mastery points!

About this unit

An introduction to biology along with a review of the chemistry basics to help you understand the beauty of life!
Biology is brought to you with support from the Amgen Foundation