Me how the organ system rely on each other. what would happen if one system were to fail

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16

The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?

Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different