Generally you will require an undergraduate degree in a related field such as biology, molecular biology, or neuroscience itself. Depending on the requirements of your country, you will need to complete a graduate degree in the field of neuroscience. This might be a Master's or honors degree. If you want to become a full PhD, you'll need to do doctoral research on a topic that is primarily related to neuroscience.
Chelsie recommends the following next steps:
You are on the right track to be a scientist. After your undergraduate degree, you can apply to programs in Neuroscience programs. There are many colleges and universities that have a strong Neuroscience programs that can assist in developing your career as a neuroscientist. You may want to check out: https:sfn.org. There is an Outreach program for young neuroscientist like yourself.