Subfolder: Z5_Modern_Genomics_Technologies | Parent Section: Z — Molecular Biology & Genomics
Document Count: 14 | Last Updated: March 14, 2026
Category Tags: molecular-biology, genomics, genetics, biotechnology, ecology, microbiology, biochemistry, systems-biology

OVERVIEW

This subfolder contains 14 documents covering Modern Genomics Technologies within the Molecular Biology & Genomics section. Topics include CRISPR Applications and Genetic Engineering, Metagenomics and Environmental DNA, Metabolomics: The Small-Molecule Landscape of Life, Structural Biology: Seeing Molecules at Atomic Resolution, Proteomics: The Global Study of Proteins and 9 more topics. Key themes span base editing, prime editing, gene therapy, mass spectrometry, crispr, cas9.

KEY POINTS

• Z_5_01 — CRISPR-Cas9 (Clustered Regularly Interspaced Short Palindromic Repeats) is a revolutionary gene-editing technology adapted from a bacterial immune defense system, enabling precise,…
• Z_5_02 — Metagenomics — the sequencing and analysis of genetic material recovered directly from environmental samples without culturing organisms — has revealed that the vast majority of Earth's microbial…
• Z_5_03 — Metabolomics — the comprehensive study of all small-molecule metabolites (<~1,500 Da) present in a biological sample (cell, tissue, organ, biofluid, organism) — is the newest of the major…
• Z_5_04 — Structural biology — the determination of the three-dimensional atomic structures of biological macromolecules (proteins, nucleic acids, and their complexes) — has been one of the most…
• Z_5_05 — Proteomics — the large-scale study of the complete set of proteins (proteome) expressed by a cell, tissue, or organism at a given time — bridges the gap between the genome (static DNA…
• Z_5_06 — Circulating cell-free DNA (cfDNA) — fragments of DNA released into the bloodstream and other body fluids through cell death (apoptosis, necrosis), active secretion, and other mechanisms — has…
• Z_5_07 — Epigenome mapping — the systematic, genome-wide identification and quantification of epigenetic modifications (chemical marks on DNA and histone proteins that regulate gene expression without…
• Z_5_08 — Mitochondrial DNA (mtDNA) — the small, circular genome (~16,569 base pairs in humans) contained within mitochondria — encodes 37 genes essential for oxidative phosphorylation (13 protein-coding…
• Z_5_09 — Single-cell genomics — the set of technologies that enable the measurement of DNA sequences, RNA expression, protein levels, or epigenetic states in individual cells rather than bulk…
• Z_5_10 — While CRISPR-Cas9 (covered in Z_1_02) dominates the genome editing landscape, it is neither the first nor the only precision genome editing technology.
• Z_5_11 — Microbiome-host coevolution refers to the deep, reciprocal evolutionary relationship between multicellular organisms and the complex microbial communities (bacteria, archaea, fungi, viruses) that…
• Z_5_12 — RNA splicing — the process by which intervening sequences (introns) are removed from precursor messenger RNA (pre-mRNA) and the remaining sequences (exons) are joined together to form the…
• Z_5_13 — Molecular clocks — the observation that DNA and protein sequences accumulate substitutions (mutations that become fixed in a lineage) at approximately **regular rates over long periods of…
• Z_5_14 — Spatial transcriptomics — technologies that measure gene expression while preserving the spatial location of transcripts within intact tissue sections — resolves a fundamental limitation of…

KEY THEMES & KEYWORDS

base editing, prime editing, gene therapy, mass spectrometry, crispr, cas9, gene editing, genetic engineering, crispr-cas9, guide rna, jennifer doudna, emmanuelle charpentier, feng zhang, he jiankui, germline editing

DOCUMENT INDEX

WHAT TO EXPECT

Documents in this subfolder follow the project's 4-tier evidence system:

• Tier 1 (Verified): Peer-reviewed, archaeological record, primary texts
• Tier 2 (Credible): Academic, debated but supported by evidence
• Tier 3 (Speculative): Possible but unverified
• Tier 4 (Dubious): No credible source or contradicted by evidence

Tier distribution in this subfolder: 1: 12 docs, 1–2: 1 docs

Each document includes a Quick Summary, tiered claims with specific evidence,

counter-arguments, bibliography, and cross-references to related documents across the corpus.

Subfolder summary auto-generated from corpus analysis. Last Updated: March 14, 2026