Which three major factors cause the Earth to have so many different biomes?

Below is a digram of a hypothetical bill. which of the following must be the missing legislative step in the diagram?

Identify the example of when situation and time are key to assessing risk of harm in a research study: a study on the efficacy of a behavioral intervention for smoking cessation involves both adults and teenagersasking women if they have had an abortionresearch on the prevalence of hiv-infected individuals in communitiesa survey about sexually transmitted diseases

Why do all market economies have taxes to support armed forces police forces public schools and at least some form of public transportation?