(a) Upon trial for the offense of driving a motor vehicle in this state while under the influence of alcohol, controlled substances or drugs, or upon the trial of any civil or criminal action arising out of acts alleged to have been committed by any person driving a motor vehicle while under the influence of alcohol, controlled substances or drugs, evidence of the amount of alcohol in the person's blood at the time of the arrest or of the acts alleged, as shown by a chemical analysis of his or her blood or breath, is admissible, if the sample or specimen was taken within the time period provided in subsection (g).
(b) The evidence of the concentration of alcohol in the person's blood at the time of the arrest or the acts alleged gives rise to the following presumptions or has the following effect:
(1) Evidence that there was, at that time, five hundredths of one percent or less, by weight, of alcohol in his or her blood, is prima facie evidence that the person was not under the influence of alcohol;