Which organelle contains digestive enzymes that break down waste material and debris in the cell?
lysosome
ribosome
o vacuole
O
chloroplast

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.

Describe another example of how echnology has changed how people live

Animals return water to the atmosphere through: respiration transpiration perspiration elimination evaporation