Use the drop-down menus to identify each type of galaxy pictured.

answer; a male inherits only one allele of the x-linked gene controlling hair color;

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.

which