CruxSci — Cytogenetics & FISH Training for the ASCP CG Certification

CruxSci is a complete preparation platform for the ASCP Board of Certification CG (Cytogenetics) exam. Our interactive course covers chromosome analysis, karyotyping, ISCN nomenclature, FISH probe design, microarray, and laboratory operations.

What's inside

• 6 full-length adaptive practice exams that mirror the real ASCP CG computer-adaptive test (CAT).
• 284+ flashcards spanning every domain of the official ASCP content guideline.
• A step-by-step 12-week study plan with curated readings, slideshows, and competency checks.
• Interactive tools — Karyotype Visualizer, CytoScoper chromosome ID game, FISH Probe simulator, common abnormalities reference.
• Free initial assessment — a 20-question diagnostic to score your baseline before you start.

ASCP CG exam preparation that adapts to you

The CG(ASCP) exam is 100 multiple-choice questions in 2 hours and 30 minutes, scored on a CAT engine. CruxSci's practice exams use the same adaptive logic so your training matches the format you'll face on test day.

Try it free

Take the free Initial Assessment or browse our cytogenetics blog for study guides, salary data, and ISCN cheat sheets.