Please help...Will mark brainiest.It is due and I need help

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs

Number and variety of living organism; includes genetic, species, and ecological types