vì đây là hình dạng của cơ thể khí động học giúp giảm sức cản của nước khi ếch bơi là 1 đặc điểm cấu tạo đặc trưng để thích nghi hoàn toàn với đời xống dưới nước
Tham Gia Group Dành Cho Lớp 7 Chia Sẻ, Trao Đổi Tài Liệu Miễn Phí
1.2. Đặc điểm cấu tạo ngoài của ếch thích nghi với đời sống ở nước là:
A. Thở bằng phổi và qua lớp da ẩm.
B. Đầu dẹp nhọn khớp với thân thành một khối.
C. Mắt có mi, tai có màng nhĩ
D. Thở bằng phổi
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