The sandy beach system is important because:
they protect upland areas from erosion
homes to hundreds of organisms
provide recreation for humans
all of the above

Why do oceanic plates tend to subduction when colliding with a continental plate

Look at the photo of the leaf, which term best describes this leaf ? a-simple.b-parallel.c-lobed.d-tooth.

Aresearcher created three groups based on participants bmi: normal weight, overweight and obese. the hypothesis being tested is that the three groups differ in the mean number of artificially sweetened drinks consumed weekly. which statistical test might the researcher use, assuming a reasonably normal distribution of values.