Find out about all types of allergies and allergic reactions. Article includes symptoms, causes, diagnosis, treatment, and prevention of common allergies. For auditory learners, a read-aloud feature is also available.

Brush up on the parts of plants before taking this interactive quiz. Check the box for each correct answer, and then see your final score.

In this brillant talk, Jonathan Drori shows the amazing ways flowering plants have evolved to attract pollinators and discusses how plants reproduce in a variety of ways. [13:49]

Site details the parts of the flower as well as provides links to terms such as seed, calyx, corolla and many more.

Match the plant parts with the correct definition. Immediate feedback.

Do you know what to do if you or a friend has an allergic reaction to a medication, insect sting, or food? Do you know how to detect an allergic reaction? Learn how to detect a mild or severe allergic reaction, how to react in an...

Use this site to find out how apples grow.

Use this site to find out why bees make honey with this quick fact sheet on bees.

Discusses what pollination is, the types, what happens during pollination, its importance in agriculture and horticulture, and the biotic and abiotic factors that facilitate pollination. Has some embedded ads.

Discusses reproduction in plants either sexual or asexual and describes reproduction parts and pollination.

A lesson unit on pollination. Includes background information, lessons and activity pages. One handout is in Spanish.

This is the index page for a slide series on cell energetics. Among the topics covered in the series is the role of enzymes in the metabolic process. Use the topic list to go straight to any slide.