Ermetova jamila ismailovna ermetov amirbek ismailovich karimova munisa maxsud qizi

yarim o‘tkazuvchan–faqat ba'zi bir kichik molekulalarga o'tish mumkin
permeable – only to certain small molecules
yarim parchalanish davri– tananing boshlang'ich samaradorligining yarmini yo'qotish uchun olingan moddalar faoliyati uchun zarur bo'lgan vaqt.		half-life– the time required for the activity of a substance taken into the body to lose one half its initial effectiveness.
yarim sintetik–tabiiy kelib chiqqan bir yoki bir necha moddadan sintetik ravishda olingan.		semisynthetic– derived synthetically from one or more substances of natural origin.
yashirin issiqlik– qattiq harorat va bosimdagi o'zgarishlar o'zgarishi paytida issiqlik so'riladi yoki radiatsiyalanadi		latent heat– heat absorbed or radiated during a change of phase at constant temperature and pressure.
yevropiy –tuzlari yorqin pushti bo'lgan noyob yerlik metall element. Ramz: eu; atom og'irligi: 151.96; atom raqami: 63.		europium– a rare-earth metallic element whose salts are light pink. Symbol: eu;atomic weight: 151.96; atomic number: 63.
yod –antiseptik sifatida tibbiyotda ishlatiladigan, qizg'ish-qora kristalining qattiq moddasi kabi oddiy temperaturada paydo bo'ladigan metall bo'lmagan halogen element. Ramz: i; atomi og'irligi: 126.904; atom raqami: 53; o'ziga xos tortishish: (qattiq) 4.93 dan 20 ° c gacha.		Iodine–a nonmetallic halogen element occurring at ordinary temperatures as a grayish-black crystalline solid that sublimes to a dense violet vapor when heated: used in medicine as an antiseptic. Symbol: i; atomic weight:126.904; atomic number: 53; specific gravity: (solid) 4.93 at 20°c.