"Strong academic performance is key to successfully getting into medical school. All schools want to know that an applicant to their program has the capability to handle the rigors of the medical school curriculum. Undergraduate and graduate academic performance prior to medical school can provide clues to an applicant’s ability.
That being said, many applicants to medical school have less than stellar academic performance. Some start off not doing very well and others may struggle in one course or a semester, while others have difficulty with a certain subject area.
The good news is none of these scenarios has to be a deal breaker for getting into medical school. Admissions committees are more forgiving than most applicants assume, especially when the applicant has made up for poor academic performance in one area by doing well in other areas." …
https://finance.yahoo.com/news/discuss-poor-academics-medical-school-135307292.html