The Typical Brain Size of Homo Heidelbergensis Was Between

question 9

Multiple Choice

The typical brain size of Homo heidelbergensis was between

• A) 700 and 900 cc.
• B) 1,300 and 1,400 cc.
• C) 1,200 and 1,300 cc.
• D) 1,400 and 1,600 cc.

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Definitions:

M/Z 127

The mass-to-charge ratio of an ion with a mass of 127 atomic mass units and a charge of one.

M/Z Fragments

In mass spectrometry, these fragments are pieces of a molecule resulting from ionization and fragmentation, described by their mass-to-charge ratio.

MS Peak

Refers to a peak observed in a mass spectrum, representing a particular ion's mass-to-charge ratio.

M+2 Peak

A term used in mass spectrometry to describe the peak that appears two mass units above the molecular ion peak, often indicating the presence of elements like chlorine or bromine.