1, edible, red is the role of shrimp lycopene, because fresh shrimp will consciously secrete an oxygen supply hormone after leaving the water for 3 hours, and when frozen in the refrigerator, the hormone will gradually "separate and condense" due to the principle of "heat expanding and cold contracting", which will make the skin of shrimp turn red, but the taste will decrease.

2. Shrimp, an arthropod living in water, belongs to arthropod crustaceans and has many kinds, including Antarctic red shrimp, green shrimp, river shrimp, grass shrimp, prawn, prawn and lobster. Shrimp has high nutritional value for dietotherapy, and can be steamed and fried, and can be used as Chinese herbal medicine.

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