In this learning activity you'll evaluate the immune response including active, passive, natural, and artificial immunity.

In this learning activity you'll observe the growth of gram negative organisms and determine if they're lactose positive or negative.

In this interactive object, learners review the case of a patient with meningococcal meningitis.

7th grade level biology

Learners listen to the pronunciation of bacteria names and then type the words. They may choose the number of names that they wish to spell (up to 70). Immediate feedback is given, and a final score is provided at the end of the activity.

Learners listen to the pronunciation of viral names and then type the terms. They may choose the number of names that they wish to spell (up to 16). Immediate feedback is given, and a final score is provided at the end of the activity.

Learners listen to the pronunciation of fungi names and then type the terms. They may choose the number of names that they wish to spell (up to 13). Immediate feedback is given, and a final score is provided at the end of the activity.