Only an estimated 1% of prokaryotes can be cultured in the laboratory. Agar is used to solidify nutrient-containing broth. The streak-plate method is used to obtain a pure culture.

■ What properties of agar make it ideal for use in bacteriological media?

■ How does the streak-plate method separate individual cells?

■ What might be a reason that medically significant bacteria can be grown in pure culture more often than environmental organisms?

Was this article helpful?

0 0
You Are What You Eat

You Are What You Eat

Nutrition is a matter that people spend their careers learning about and requires volumes of books to explain. My objective is to instruct you how to consume a healthy nutritional diet that aids your body in burning off fat instead of storing it. You do not require overwhelming science to get this.

Get My Free Ebook

Post a comment