Generally, yes, but some very dangerous bacteria can be in spoiled beef and not have an odor.
Because acid-forming bacteria are growing. It is spoiling.
ground beef ground
ground beef = Rinderhackfleisch ground beef = Hackfleisch
The reason why is to kill the bacteria & prevent salmonella
As the meat is ground up, it is more subject to bacteria as it is pushed through the grinder. With the bacteria in the meat, if the hamburger is not cooked thoroughly a person could get sick from the harmful bacteria that enter the human's digestive tract. However beef steak is not ground up, it is simply cut from the carcass and wrapped, which implies that a steak should be cooked well on the outside, but in the inside it is perfectly fine if it is cooked rare to medium rare.
surface area = greater availability to nutrients
Beef comes from cows. Ground beef is beef put through a meat grinder. Ground beef can be used to make hamburgers or meatballs or other dishes.
Ground beef is meat, a protein. Not a carbohydrate.
Ground beef is meat, a protein. Not a carbohydrate.
Immediately. Keeping it cold only slows bacterial growth. Freezing it will stop the growth.
160 degrees. Since ground beef is ground fine and handled a lot it is susceptable to bateria. 160 degrees will kill the harmful bacteria. I suggest you buy steaks and grind them yourself. This way you can safely cook them medium for a juicy burger.