Đánh giá sự hài lòng của sinh viên đối với căn tin trường . Chọn một mẫu có kích cỡ 357. Biến số phân tầng : phân theo khoa phân theo khóa, phân theo giới tính

The controlled use of fire by hominids: (a) limited the expansion of hominids into certain environments, such as dry grasslands. (b) decreased the amount of food energy available in the hominid diet. (c) contributed to geographical expansion and food production techniques in positive ways. (d) has been shown to contribute little to the digestive process of hominids.

What was jimmy carter's political experience prior to becoming the president? he was both a lieutenant governor and secretary of state. city commissioner and director of the cia. he was a state senator and governor. secretary of the navy and state senator. next question @ ask for

Cattle are herbivores by nature and feeding herbivores a diet for carnivores may have triggered a protein reaction known as a prion causing mad cow disease