Lab groups fill a section of dialysis tubing with glucose and starch solutions and suspend it in a water bath. They use iodine as a starch indicator and a glucose test strip to find out if either of the materials crossed the selectively...

An information-packed eight-page article detailing the history of understanding active transport across cell membranes makes up the bulk of this handout. Two pages of reading comprehension and critical-thinking questions follow. The...

In this cell membrane worksheet, students use the Nelson Biology text to complete the blanks. Students then sketch and label two figures found within the text.

Advanced placement biology aces list systems that have evolved over time, adaptations, and structure-function relationships. The resource requires plenty of writing to answer these questions, so allow a few days for them to complete the...

Reviewing the key terms and ideas from a chapter about viruses and bacteria, this activity helps students to reinforce their knowledge about the makeup and life cycle of a virus. Students answer true/false questions, blanks from a word...

In this genes worksheet, students review the system that controls gene expression and the enzymes required for regulating genetic expression. This worksheet has 6 fill in the blank and 7 short answer questions.

For this word search worksheet, students locate words related to biology. The word list includes protists, viruses, plants, spiral, and biotechnology.

In this science instructional activity, students look for the words that are related to the concept of zoology that is reviewed in the sheet. They also acquire new vocabulary.