Start by separating what is likely to stay consistent from what may be more specialized. You should still expect the firm to test structured thinking, communication, and problem solving.

At a niche firm, the cases and fit discussion may lean more heavily on the firm's sector focus. That means you should understand the industry context well enough to follow the problem without trying to memorize specialist knowledge.

For Lifescience Dynamics, focus your preparation on core case skills first, then add life-sciences context such as market access, commercialization, pricing, or portfolio questions where relevant.

Use the firm's own recruiting materials to confirm the exact process. For sector context, this CaseBasix guide on life sciences consulting cases can help. See life sciences consulting cases.

I found it easier once I stopped trying to learn everything at the same time and focused on one weak skill per mock.