Create a detailed workflow of 10x Genomics Chromium single-cell RNA-seq: (1) tissue dissociation to single-cell suspension, (2) GEM generation with barcoded gel beads in oil emulsion, (3) cell lysis within droplet, (4) reverse transcription with cell barcode and UMI incorporation, (5) cDNA amplification, (6) library construction with sample index, (7) Illumina sequencing, (8) Cell Ranger pipeline: alignment, barcode demultiplexing, UMI counting, (9) Seurat/Scanpy analysis: QC filtering, normalization, clustering, UMAP visualization. Number each step.