| Taksonomi | |
| Tanaman CAM | |
| Tanaman Vaskular | |
| Tangkai daun | |
| Tekak | |
| Tekanan Osmotik | |
| Tekanan Turgor | |
| Telinga | |
| Telofase | |
| Telomerase | |
| Teori Endosimbiotik | |
| Teori kuman | |
| Teori Sel | |
| Terjemahan | |
| Tes Blood Urea Nitrogen (BUN) | |
| Thigmotropisme | |
| Tiga Bagian Teori Sel | |
| Timin | |
| Tingkat Trofik | |
| Toksikologi | |
| Toksin | |
| Toksisitas | |
| Tonisitas | |
| Transduksi Sinyal | |
| Transferin | |
| Transkripsi | |
| Transpirasi | |
| Transportasi aktif | |
| Transportasi Pasif | |
| Treponema Pallidum | |
| Trisomi 21 (Sindrom Down) | |
| tRNA | |
| Tropisme | |
| Tulang belakang | |
| Tulang Kompak | |
| Tulang rawan | |
| Tulang Rawan Artikular | |
| Tulang rawan elastis | |
| Tulang Rawan Hyaline | |
| Tulang rawan krikoid | |
| Tulang Spons | |
| Tumbuhan Nonvaskular |
| Uji Silang | |
| Umpan Balik Negatif | |
| Uniseluler | |
| Unsur Asam Nukleat dan Monomer | |
| Uretra | |
| Usus halus |
| Vakuola | |
| Vakuola Makanan | |
| Vakuola Tengah | |
| Variabel Terkendali | |
| Variasi Genetik | |
| Vasodilatasi | |
| Vertebra Lumbar | |
| Vertebra serviks | |
| Vertebra toraks | |
| Virus | |
| Viviparous | |
| Volume Sisa |