Other
Hypertextbook: Large Molecules
This is a good, in-depth reference for the study of macromolecules in biology - lipids, proteins and carbohydrates. Includes images and links to other sources as well as a quiz for students to check understanding.
Scholastic
Scholastic: Study Jams! Science: Animals: Kingdoms of Life
A playful interactive introducing biology's five animal kingdoms. Watch the video, take a quiz, and review vocabulary.
Khan Academy
Khan Academy: Central Dogma
Test your knowledge on the central dogma of biology with this multiple choice quiz.
Curated OER
Illustration of Dna Packed Tightly Into Metaphase Chromosomes
Tutorial on DNA basics that goes along with an online quiz over the material. Use the naviagation buttons at the bottom of the page to go to the quiz over the material.