Regions of similar ecosystems are called: a. biota c. biospheres b. habitats d. biomes

The cardiovascular system, which transports blood through the body, is a one-way system. select the best answer from the choices provided. t f

According to positive psychologists, an individual’s subjective well-being consists of one’s and a. overall level of happiness . . life satisfaction b. goal accomplishments . . money earned c. idea of self-importance . . social acceptance d. level of self-esteem . . pride sorry am i just not getting it or is this worded confusingly xd

In this model, what do p, s, and a bases represent?