How were great civilizations able to thrive with genetics?

Understanding Genetics video

i have the link to the video if you need it. plz help

What are the two main phases of a cell cycle

Of your good in bio kusing a series of preliminary observations; pstate a problem developed from these observations, formulate a hypothesis, design an experiment to test the hypothesis

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