Tuxumdonda urug'lanish jarayoni sodir bo'lganidan so'ng tuxum hujayra bachadon.,-■ nayiga o'tib, rivojlanishni davom ettiradi

9. (v18-1-379) Quyidagi tushunchaiarni _y,tiriklikning tuzilish darajalariga mos ravishda ro'g'ri ketma-ketlikda joylashtiring.

1. 
   kommensalizm; 2) ontogenez; 3) miokard;
   

3. 
   azot migratsiyasi; 5) mitoz; 6) inversiya;
   

7. 
   genofond.
   

1. 
   6, 5, 3, 2, 7, 1,4 B) 4, 1,7, 3, 2, 6, 5
   

100. 
     3, 2, 5, 7, 6, 4, 1 D) 5, 3, 6, 1,2, 4, 7
     

Bob 2. Organizmlarning xilma
xilligi

116. 
     Hayotning xujayrasiz shakiiari. Virusiar va faglar
     

1. 
   (96-2-110) Viruslar nechanchi yili qaysi olim tomonidan kashf etilgan?
   

1. 
   1898-yiii J.S. Navashin
   
2. 
   1915-yiii M.S. Navashin
   
3. 
   1838-yili Shvann
   
4. 
   1892-yili D.I. Ivanovskiy
   
5. 
   1858-yili R. Virxov
   

2. 
   (97-12-64) Odamda uchraydigan virus kasalliklarini belgilang.
   

1) dizenteriya; 2) qizamiq; 3)‘qdriri'tifi; 4) gripp;

3. 
   sil; 6) ehechak; 7) vabo; 8) mozaika.
   

1. 
   1,3, 4 B)3, 5, 7 C)2,4, 6. .
   

4. 
   3, 7, 8 E) 6, 7, 8
   

3.