diff --git a/single-cell-analysis/Sessions_1-2/pbmc3k_data b/single-cell-analysis/Sessions_1-2/pbmc3k_data
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/single-cell-analysis/Sessions_1-2/pbmc3k_data
@@ -0,0 +1 @@
+