The salinity in salt marshes can vary throughout the day because .

B is the right answer

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents

The negative impacts of nonnative species generally outweigh the positive impacts

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )