Answer:
spectrophotometry
Explanation:
Used to determine turbidity, which is an indirect method
Llamamos pigmentos respiratorios a un grupo de proteínas que tienen la propiedad de combinarse de forma reversible con oxígeno molecular. Por esa razón, pueden transportar oxígeno, captándolo en un lugar y liberándolo en otro.
I think they contain covalent bonds, between the carbon atoms and also between the carbon atoms and hydrogen atoms. Polymers consist of chain-like molecules that are in turn, made up of numerous smaller, repeating units called monomers.