If you answer questions with spammed letters for free points then my grandma will judge you

Eristics do scientists use to distinguish between organisms in different kingdoms

Which of the following is a limitation of a clinical trial? a.)amount of random assignments b.)hospital cost c.)number of test tubes d.)amount of peer review

An area has a few days of low humidity, warm air temperature, and high air pressure. what kind of weather is this area experiencing? o fog o snow storms o sun