Davahl is interested in tortoises because they can live for over a hundred years and have unique metabolisms. she wants to perform an experiment to see if they can live even longer with a specific nutrient supplement. davahl is given a five-year research grant to perform her experiment. which is the most likely practical limitation that davahl is having with performing her experiment? time ethics money technology

time

Explanation:

A scientific research involves a systematic approach. It is based upon implementation of a scientific methodology. The results obtain after the process are liable to acceptability or rejection depending upon the reliability and validity.

A thorough analytical research process requires time, money and technology.  These three factors support a valid and exceptable research outcome.

According to the given situation, here it is already mentioned that tortoise live hundreds of years. But the experimenter wants to know whether the tortoise live for even longer time based upon the supplement. The experimenter just have got time of five years which is limited for exploring the outcome of the research. Hence, time is the limitation in the experiment.

friedrich meischer discovered it in white blood cell