For this ethyl alcohol worksheet, high schoolers read about the characteristics of ethanol including the effects it has on the body when ingested and digested. This worksheet has 2 short answer questions.

In this biology worksheet, middle schoolers examine the functions of plant parts while solving the crossword puzzle. This strengthens vocabulary knowledge.

This PowerPoint summarizes details about the virus from the structure and reproduction methods to the different modes of infection.  Various viral diseases of animals and plants, viroids, prions and genetic origins of viruses are...

Fifth graders become familiar with how the diaphragm expands to draw air into our lungs and contracts to exhale carbon dioxide. They also label the major parts of the respiratory system through the use of interactive Internet research...

This plant biology PowerPoint introduces plant parts and their functions. This PowerPoint allows students to identify each plant part on a diagram, along with its' function. The slides contain a clear explanation of how each plant part...

In this biology learning exercise, learners look at the function of filtering in the nephron of the kidneys and the biochemistry is emphasized.

Students investigate the components of chlorophyll. They use paper chromatography to separate the many pigments of chlorophyll from one another.

In this body systems worksheet, students place 11 vocabulary words into a word puzzle by matching the terms with their definition. The vocabulary words are review of the respiratory, circulatory, and urinary body systems.

Students are introduced to tree structure and use. They identify their special tree using all senses except sight. Students identify six different internal parts within a cross section of tree trunk (bark, phloem, xylem, cambium,...

In this homeostasis and plasma membrane worksheet, 9th graders identify and solve 11 different vocabulary terms and definitions. They review the definitions of the words listed and then use the clues to complete the puzzle shown....

In this human body worksheet, students will review the characteristics of the body systems: skeletal, circulatory, muscular, digestive, urinary, endocrine, reproductive, lymphatic, and respiratory systems. This worksheet has 12 fill in...

Students define the hydrologic cycle, define transpiration, name the three parts of the hydrologic cycle, and record the amount of moisture given off by several green plants.

Students use the time-lapse feature of the QX3 Intel Digital Microscope to observe germination of seeds. They use the QX3 Intel Digital microscope to create time lapse video films of seed germination experiments.

Students examine the characteristics of living things. They list the differences between living and non-living things, explore areas around the school, and create a Venn diagram for items found in the school areas.

In this literacy worksheet, students find the words that are in the word search puzzle that focus upon the vocabulary that is from the theme of the sheet.

Learn about the process of cellular respiration in this tutorial.

Learn about diffusion, osmosis, dialysis, and active transport in this college textbook. Section also includes how to calculate the rate of diffusion. Section includes problems and questions for the students to answer to ensure...

Find out about the cell process of active transport, and how it is carried out.

This illustration from Biology by Kenneth R. Miller and Joseph Levine describes the steps of the electron transport chain, the second stage in the process of cellular respiration.

Explore the process of cell transport across a cell membrane.

This lesson introduces the process of active transport, explaining that it is a form of transport that requires energy, and moves molecules against their concentration gradient. It is 4 of 4 in the series titled "Active Transport."

This lesson introduces the process of active transport, explaining that it is a form of transport that requires energy, and moves molecules against their concentration gradient. It is 1 of 4 in the series titled "Active Transport."

The two processes are compared on a brief essay. Use this for an introduction or general review material.

This quick reference page explains the different types of passive transport in cells.