PTB is the National Metrology Institute of Germany. It is a scientific and technical higher federal authority falling under the competence of the Federal Ministry for Economic Affairs and Energy. With metrology as the core competence, PTB measures with the highest accuracy and reliability for the benefit of society, trade and industry, and ...
Accession GO:0030154 Name cell differentiation Ontology biological_process Synonyms None Alternate IDs None Definition The process in which relatively unspecialized cells, e.g. embryonic or regenerative cells, acquire specialized structural and/or functional features that characterize the cells, tissues, or organs of the mature organism or some other relatively stable phase of the organism''s ...
غطاء خلوي أسود فاخر من الخلف لهاتف Mate 40 30 20X 10 lite plus pro Nova 8 Pro 7 6 se شتوي مثير بلون مجمد وردي فريد للتسوق,اشترِ من جهات البيع في الصين وحول العالم. واستمتع بشحن مجاني، وتخفيضات بوقت محدود، واسترجاع المنتجات بسهولة، وحماية ...