<p>Chemistry job prospects are not all that good.</p>
<p>Yes, some biology, biochemistry, and chemistry majors do get into PhD programs and complete PhDs. Some of them do get research jobs. But the competition is stiff at every step. If you are up to the challenge, you can try, but be aware that only a few out of huge numbers of undergraduate majors in those subjects reach that goal, so consider what kind of backup plans you would do otherwise.</p>