What structure in the human body allows food to pass from the mouth to the stomach. it is surrounded by rings of cartridge

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.

Sequence how oxygen accumulated in the atmosphere and the effect it had on life by completing the flowchart

What property of water provides for appropriate sugar, salt, and amino acid levels to be present and carried in the blood of animals to be delivered to cells