What do ligaments hold together in a joint?
a. cartilage and bone
b. muscles
c. bone and muscle
d. bones

Which term best describes a community in which people work mostly in factories? a. agricultural. b. hunting and gathering. c. domesticated. industrial.

Which of the following is the best definition for the process of photosynthesis? a.) plants digest sugars to make energy. b.) plants use oxygen and glucose to make carbon dioxide. c.) plants use sunlight and carbon dioxide to make sugars. d.) plants use sunlight to make chlorophyll and chloroplasts.

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.