Which of the following is a true statement about diffusion?

a.
diffusion is only important for animal cells.

b.
diffusion requires energy input from the cell.

c.
only water can diffuse across a cell membrane.

d.
molecules move from areas of high concentration to areas of low concentration.

What is the similarities and differences between bacteria and eukaryote?

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?

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.