Background reading is available in the first two pages of this worksheet, along with reading comprehension questions and a laboratory activity in which students use mircroarray technology to identify genes used in cell differentiation....

Emerging ecologists need a full understanding of life, from the inner workings of a cell to the complex relationships among organisms. This examination is meant to assess high schoolers after an entire year of courses on the living...

For this homeostasis worksheet, students answer twelve questions about positive and negative feedback loops and how they effect homeostasis.

In this biology learning exercise, students label 9 diagrams with the correct names. They also write short answers to 6 questions that follow.