“It is not only living organisms that get affected by polluted air but non-living things like monuments and statutes also get affected” .

Justify this statement with a suitable example. Ncert science class 8 lesson number 18

It can bring about degradation of Materials used in the production process or such monuments.

the element that provides strength to the exoskeletons of clams and oysters is phosphorus.

this is so because calcium carbonate is the main component in the shells. calcium carbonate is strengthened by phosphorus.

explanation:

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.