The left side of the screen remains the "scrambled" field. The right side displays an empty grid or "homologous pairing region." This grid is labeled with numbers 1 through 23 (or 22 autosomes plus the sex chromosomes).
"You are a genetic counselor. A doctor has sent you a sample from a newborn with unusual physical features. The doctors suspect a chromosomal abnormality. You cannot rely on a blood test result; you must see the evidence yourself. Open your lab."
The screen displays a chaotic "cell in metaphase." Chromosomes are scattered randomly across the screen, often overlapping and rotated. Students are instructed to "capture" the image. Interactive Karyotype Activity
Manually aligning chromosome bands requires intense visual focus. This physical repetition cements the concept of genomic structure far better than a textbook diagram. Development of Clinical Problem-Solving Skills
if (!isSexSlot && chromosome.type !== targetSlot) showTemporaryMessage(`❌ Chromosome $chromosome.type does not belong to Pair $targetSlot. Place it in Pair $ chromosome.type === 'Y' ? 23 : chromosome.type`, "#b91c1c"); return false; The left side of the screen remains the "scrambled" field
// KARYOTYPE CHECK & DIAGNOSTIC ENGINE function checkAndDiagnose() { let autosomeComplete = true; let autosomeCounts = {}; for (let i=1; i<=22; i++) types[1] !== i) autosomeComplete = false; break;
Students take on the role of a genetic counselor or cytogeneticist. By analyzing a patient's genetic layout, they connect classroom theory to actual careers in medical genetics and biotechnology. Diagnosing Genetic Disorders Through Activities A doctor has sent you a sample from
.chr-icon font-size: 2.1rem; line-height: 1;
Highly tactile, encourages peer collaboration, and requires no classroom technology.
Through these activities, students learn to identify various genetic conditions, such as Trisomy 21 (Down syndrome), Trisomy 18 (Edwards syndrome), and sex chromosome aneuploidies like Turner syndrome (XO) or Klinefelter syndrome (XXY). Seeing the physical excess or absence of genetic material provides a concrete explanation for the physical and cognitive symptoms associated with these disorders. It demystifies the concept of "genetic disease," showing students that these conditions are the result of specific, visible structural errors in the genetic code.