It is cut throat for premeds at top schools.
I see that you had an ACT 32.
One of the problems with going to a reach school for premed is that often your premed classmates are stronger than you are.
All you can do is work your hardest and try for A’s.
You’re a bio major. Do you love Bio? If not, change to a major that you love and will excel at. You need all the help you can get.