Head to the iTunes Store and look for the blue Free on iTunes button in the Music or TV Shows tabs. On the TV Shows tab, some free shows were listed outside of the Free on iTunes section, each denoted with a yellow Free tag.Currently, Free on iTunes offers 16 songs and 24 TV shows.ead to the iTunes Store and look for the blue Free on iTunes button in the Music or TV Shows tabs. On the TV Shows tab, some free shows were listed outside of the Free on iTunes section, each denoted with a yellow Free tag.
An agar plate is a sterile Petri dish that contains agar plus nutrients, and is used to culture bacteria or fungi.ypes of agar plates [edit]. 1  Blood agar-contains blood cells from an animal (e.g. a sheep). 2  Most bacteria will grow on this medium. 3  Chocolate agar-this contains lysed blood cells, and is used for growing fastidious (fussy) respiratory bacteria. 4  Neomycin agar-contains the antibiotic neomycin.
Agar is the jelly-like substance used to culture bacteria. It is made from a type of red algae which provides an ideal growing surface for many different types of bacteria. Some types of agar contain added nutrients (such as sheep's blood) which help to promote more vigorous bacterial growth. In a heat proof dish or bowl, stir half a teaspoon of the nutrient agar powder into 60 ml (approximately 1/4 cup) of hot water. 2  Multiply these quantities for however many petri dishes you plan on using.