For what percentage of time has life existed on earth (round to the nearest whole number

Amistake occurs during mitosis of a muscle stem cell.how might this affect muscle tissue

Ahypothesis that has been tested again and again , with similar results each time may become a law , true or false

Some technological solutions to problems like global warming meet the specific needs and situations of local communities. an example from india involves converting the solid waste from cattle into clean-burning fuel for cooking. this reduces the amount of greenhouse gases, specifically methane and carbon dioxide, released into the environment from wood fires. when evaluating the feasibility of implementing this solution, computer models are used to weigh costs against benefits. what factor is least likely to impact the decision on adopting this technology?