11. Tuxum hujayra uchun xos emas:
– kattaligi 130 mkm atrofida
– 24-28 kun ichida bitta tuxum hujayra yetiladi
S – hujayra 3-4 ming follikulyar hujayra bilan o‘ralgan
D –# ovulyasiya davrida tuxumdondan birinchi tartibli ovotsit chiqadi E– har kuni millionlab ishlab chiqariladi
12. Urug‘lanish........... natijasida ro‘y beradi:
– spermotozoidlar 0, 5-1 soat ichida bachadon tubiga yetib boradi
– spermotozoidlar millionlab ishlanadi, eng kamida 150 mln
S – spermotozoidlar 1, 5-2 soatda bachadon nayiga yetib boradi
– #ikkala hujayra uchun optimal vaqt 12 soat
– barcha javoblar to‘g‘ri
Javoblar
Sitoplazma va yadro-
1-s, 2-b, 3-b, 4-s, 5-s, 6-a, 7-b, 8-e, 9-d, 10-b, 11-a, 12-s, 13-d, 14-ye, 15-b.
qisqaruvchi hujayra –
1-d, 2-d, 3-c, 4-b, 5-b, 6-c, 7-c, 8-a, 9-a, 10-d, 11-b, 12-a, 13-a, 14-d, 15-b, 16-d
so‘ruvchi hujayra –
1-d, 2-c, 3-c, 4-d, 5-c, 6-b, 7-a, 8-c, 9-c, 10-c, 11-a
transport hujayra –
1-c, 2-d, 3-b, 4-d, 5-d, 6-c, 7-d, 8-b, 9-d, 10-d, 11-c, 12-d, 13-d, 14-c
sekretor hujayra-
1-b, 2-d, 3-b, 4-d, 5-d
immun hujayra –
1-a, 2-c, 3-b, 4-d, 5-d, 6-c, 7-b, 8-b, 9-c, 10-c, 11-d, 12-c
impuls hosil qiluvchi hujayralar –
1-d, 2-c, 3-b, 4-d, 5-b, 6-c, 7-b, 8-c, 9-d, 10-c, 11-d, 12-d
Jinsiy xujayralar, gametalar-
1-ye, 2-ye, 3-ye, 4-a, 5-b, 6—d, 7-d, 8-s, 9-a, 10-a, 11-ye, 12-b.
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