An indicator is a substance that changes colour in the presence of another substance.  Let say inside the beaker are substances of both glucose and starch. The glucose and st â¦ arch are of same colour.
How long will dwarf shrimp live? Most dwarf shrimp live between 1.5 and 3 years. There are some very long lived shrimp, such as the ope ula (Hawaiian Red Shrimp). This shrimp can live beyond 20 years in captivity. How big will dwarf shrimp get? Most dwarf shrimp stay between 1.5 and 2.5 inches.
Fresh shrimp are extremely perishable. You should try your absolute best to cook them within 24 hours of purchasing them. If the only fresh shrimp available at the market were farmed in a far-flung location (like Thailand), they were probably previously frozen anyway.