Could elodea or paramecium from a freshwater lake be expected to survive if transplanted into the ocean?

Which number represents a basic ph, 4 or 9? numerical answers expected! answer for blank 1: i'll give

Draw a simple labelled diagram if a collenchyma tissue

Brendan made a diagram to compare and contrast the benefits of two types of social behavior. which description belongs in the area marked "z"? reproductionprotectionforaginghydrodynamic efficiency