Streptococcus mutans is one of the bacteria responsible for dental plaque formation and lacks an outer membrane outside its cell. Structurally and morphologically how would S. mutans look under the microscope. Illustrate the appearance

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

and after water is usually warmed by the sun the water temperature raises and then evaporates .