Dastlabki kop hujayralilar tanasi ikki qavat hujayralardan iborat boli

23. (v14-210-21) Dastlabki kop hujayralilar tanasi ikki qavat hujayralardan iborat bolib, ularning tashqi (a) va ichki (b) qavat hujayralari qanday vazifa bajarishga ixtisoslashgan? 1) harakatlanish; 2) oziqni hazm qilish; 3) oziqni ushlash. A) a-1, 3; b-2 B)a-1, 2; b-3
C) a-2; b-1, 3
D) a-3; b-1, 2