Most carbon dioxide is carried from the body tissues to the lungs .

Environmental differences within ecosystems are generally caused by

The mammal pictured below is a silvery mole rat. which statement is an inference based on the picture? the animal is ugly. the animal has hairless feet with sharp claws. the animal has prominent upper and lower incisor teeth. the animal likely has poor vision since its eyes are so small.

Isotopes of the same element have differ in their