The Element That Is Part of Vitamin B₁₂ Is

question 59

Multiple Choice

The element that is part of vitamin B₁₂ is:

• A)sodium
• B)copper
• C)calcium
• D)cobalt

---

Definitions:

Levallois Tools

A technology of stone tool production characterized by the striking of flakes from a prepared core, used by prehistoric humans.

Homo Heidelbergensis

An extinct species of the genus Homo, believed to be an ancestor to both modern humans and Neanderthals.

Paleoanthropologists

Scientists who study ancient human species, their evolution, and their paleoecology through the examination of fossils and other archaeological remains.

Homoplasic Traits

Traits that appear similar between organisms due to convergent evolution rather than shared ancestry, often resulting from adaptations to similar environmental pressures.