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realthankr06
2 năm trước
1) Hệ tiêu hóa và hệ bài tiết có quan hệ như thế nào? 2) Vì sao hệ tuần hoàn ở sâu bọ lại đơn giản đi? 3)Châu chấu có phàm ăn không và ăn loại thức ăn gì? 4) Vì sao châu chấu non phải nhiều lần lột xác mới lớn lên thành con trưởng thành? 5) Đặc điểm nào giúp ta nhận dạng châu chấu nói riêng, sâu bọ nói chung? 6) Hô hấp ở châu chấu khác ở tôm sông như thế nào?
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