Which of the following is true of a object in a circular motion at a constant speed

What is the next step in the process after a substrate enters the active site of an enzyme

Answer now! good pts and a brainliest potatoes are what im like a potatoe irdk have a good day

Which of the following is a reason why early living organisms on earth could not have survived on the surface? 1. the lack of an ozone layer 2. the lack of oxygen in the atmosphere 3. the fact that these organisms were single-celled