Historically, the earth’s ocean had a ph of 8.2. in recent years, it has dropped to 8.1. how might this change affect the ocean environment?

a) the skeletons of coral will become soft due to increased acidity.

b) the rise in alkalinity will make the ocean unfit for certain ocean plants.

c) at 8.1, the ocean has reached neutral ph, making it identical to pure water.

d) the ocean’s co2 content will decrease, improving the environment for animals.

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and colour.

explanation:

the sugar-phosphate backbone forms the structural framework of nucleic acids, including dna and rna. this backbone is composed of alternating sugar and phosphate groups, and defines directionality of the molecule.