Que elemento proporcionan fuerza a los exoesqueletos de alemejas y ostras?​

    SPANISH

Los principales compuestos composicionales de la cáscara se conocen como Carbonato de Calcio que ayuda a fortalecer la estructura que la ayuda del elemento fósforo.

     ENGLISH

The main compositional compounds of the shell are known as Calcium Carbonate that helps in strengthening the structure which the help of phosphorus element.

p

explanation:

measuring light intensity

light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.