Biologists call those groups DOMAINS
The 2 types of bone markings being identified would be the opening on the occipitomastoid suture in which the internal jugular veins would travel to carry the blood from one's brain to the heart and the Mandibular condyle of the mandible that would then form the temporomandibular joint.
Going to say like my teacher told me Thomas Malthus and Charles like two figures who influence Darwins theory’s influence through his book on the population principal Darwin had a parallel thinking in the concept of individual struggle and natural selection
The concave disc shape of red blood cells Maximizes the surface area of the cell , allowing for rapid movement of oxygen or carbon dioxide to and form the hemoglobin within the cell.