The current atomic model would be revised if
a. better microscopes were being used to study its structure.

b. better microscopes are invented in the future.
c. new information about an atom's structure is discovered.

d. a new element is discovered in the future

Choose the molecule that is described by each phrase. energy used during long activities:

All ova contain sex chromosomes corresponding to: x y xx xy

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.