Through two investigations, life science learners determine whether or not yeast is alive. They perform tests for metabolism by providing sugar and observing if gas is produced as a byproduct. They incubate some of the sample for at...

From the scientific method to the function of a cell, the eBook has it all. A useful resource provides a free biology textbook with a focus on context. The text begins with an overview of the process of scientific inquiry and biology...

Microbiology beginners feed different sweetening agents to yeast and measure carbon dioxide production to estimate energy contained in each. They set the trials up in zip-top plastic baggies and then measure gas volume by water...

Biology learners investigate the effect of sucrose concentration on yeast alcoholic fermentation. During the lesson,they compare and contrast the processes of cellular respiration and alcoholic fermentation. They design an experiment to...

Learners (females) are introduced to the cell. They discuss what a cell is, and students define what a cell is. Learners comprehend that all living things are made up of cells. They comprehend that life is defined as something that...

Students are asked: Is our life's purpose over when it's over? What happens to our bodies? They analyze the flow of energy through living systems. Students compare the metabolism of autotrophs with that of heterotrophs. They create a...

Use this interactive calorie calculator to determine what your optimal daily caloric intake is according to your activity level and body type.

This site from the MayoClinic.com provides a great overview of the form of hyperthyroidism known as Graves' disease. The sections in the article include signs and symptoms, causes, screening, diagnosis, treatment, and self-care.

Brief text summary of what students learn in the Is Yeast Alive? Lab, along with links to download Student Handouts and Teacher Preparation Notes in PDF or Word formats. Characteristics of life are addressed and metabolism and the...

A five question quiz over the concepts about the beginning of life on Earth. Test your knowledge of this topics.

The purpose of this set of problems is to give you a basic understanding of some of the fundamental concepts of metabolism. The correct answers for the multiple choices problems are reinforced with a brief explanation and the incorrect...