If you are not sure what you want to do with your degree, think about what you enjoy doing.  Below is a listing of occupations for biology majors that are grouped by the 6 Holland  interest types:

Social Interests - I like to work with people or animals by helping, educating, informing, training, or healing.

Investigative Interests - I like to observe, learn, analyze, evaluate or solve problems.

Enterprising Interests - I like to work with people by influencing, managing or persuading.

Conventional Interests - I like to work with data or numbers, I have good attention to detail and like to follow a process through to completion.

Artistic Interests - I like to use imagination or creativity and prefer unstructured work environments.

Realistic Interests - I like to work with objects, plants or animals or work outdoors.  I may have athletic or mechanical skills.