Several properties of agar render it a superior jelly. Agar isn’t broken down by microbial enzymes apart from a few species (including bacteria living in marine and freshwater habitats), and it dissolves well in boiling water, making it easy to sterilize. The jelly doesn’t react with the ingredients of a broth, whose composition can be adjusted to meet the nutritional requirements of different microbes, and sets to a firm gel without the need for refrigeration.
Фото: U.S. Navy / Reuters
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The rocket began moving at 07:04 local time (12:04 GMT) and arrived at Launch Pad 39B at the Kennedy Space Center at 18:41 local time (23:42 GMT).
Cylindrical "forearms" house small electric motors, known as actuators, which pull on metal tendons that move the fingers with precision.