Organic means are made up of?

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity

How do all types of diffusion/passive transport actually ‘work’ without using even the smallest amount of cellular energy?

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.