Nhi Nguyễn

1 năm trước

Một loài sinh vật có bộ nhiễm sắc thể 2n=24NST.1 nhóm gồm 15 tế bào đang thực hiện quá trình nguyên phân liên tiếp 5 lần .Nếu quá trình nguyên phân diễn ra bình thường thì kết thúc 5 lần nguyên phân liên tiếp sẽ tạo ra : a.bao nhiêu tế bào con b. bao nhiêu nhiễm sắc thể

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hungthanhdat2020

1 năm trước

a) Số tế bào con: 2^x=2^5=32

b) Số NST: 2^x*a*2n=32*15*24=11520(tế bào)

pchi0802

1 năm trước

Đáp án + Giải thích các bước giải:

`a)`

Số tế bào con được tạo ra từ `15` tế bào nguyên phân `5` lần là:

`15.2^5= 480` tế bào

`b)`

Số NST có trong các tế bào con là:

`480.2n= 480.24= 11520` NST(đơn)

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