Some people believe that the moon's phases are caused by earths shadows, is it true ?

Genetic disorders can result when sister chromatids fail to seperate properly. during what phase is this problem most likely to occur?

Explain how scientists use geologic time to determine the age of landforms.

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