Science Nation - Sounds of Survival

submitted by: nsf

They are quiet as church mice ... or are they? See how eavesdropping on mice provides clues about how humans process sound.

How to grow Yeast

submitted by: Singer Instruments

How to grow / culture yeast on agar or in YPD:

We show you how to prepare fresh cultures of yeast from previously grown agar plates.

Spruce up your old yeast cultures by replating onto fresh media or liquid YPD, or select colonies of interest to be expanded.

Full Yeast Protocol

How to make Agar

submitted by: Singer Instruments
How to pour YPD Agar plates: This tutorial shows you how we make and pour 400ml of YPD Agar. http://www.singerinstruments.com/index.php?option=com_content&task=view&... Ingredients: 4g Yeast Extract 8g Bacterial Peptone 8g Glucose 6.4g Agar 400ml Water Antibiotic (varies depending on use)