The excretory system eliminates wastes. Identify the waste materials described. Filtered material from the blood that includes toxins like urea, salts, and even excess water. Composed of excess water, salt, and a urea that are released from glands. A mixture of undigested material, bacteria, and other materials that cannot be used by the body.

List two limitations of natural selection

Which best describes what you will do in the reaching your academic potential course?

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water