Jan

Investigating Yeast: A Web-Based Investigation

This Web-Based Investigation is designed to allow students to study Yeast.

If they follow all the instructions carefully you should have no difficulty finding the information. All of the answers to the questions must be “WRITTEN IN THEIR OWN WORDS”. This helps them develop a better understanding of Yeast.

What do you know about yeast and fungi?

Write down at least three things that you think of when you hear either “yeast” or “fungi”.

What are yeast?

Go to this website: Microbe Zoo Snack Bar. Scroll down the page and click on “yeast.”
Describe and define yeast.

What kingdom of life is yeast classified?

Describe characteristics of organisms in this kingdom?

What do yeast look like?

To see more pictures visit this site: Yeast and click on “pictures of yeast.”
You can click on any of the images to make them bigger.
Draw a picture of yeast and indicate the size of average yeast next to your drawing, make sure to label your drawing.

What is the approximate size of most yeast cells?

To understand how big a yeast cell really is visit: Cells Alive and click on “baker’s yeast”.

How are yeast different/similar to bacteria cells?

Visit Bacteria Cell Structure to find out more about bacterial cells.
Draw a Venn diagram to compare the similarities and differences between yeast and bacteria.

How do yeast reproduce?

Visit: Baker’s Yeast and Its life Cycle and scroll down until you see “How does yeast grow?”
What is the name for the way yeast reproduces?
How quickly do yeast reproduce?

What are the benefits and Non-Benefits of Yeast?