The eyes are the same size from birth.
eyes
the eye
None, your body stays the same
The node.
If you are referring to the size of various body parts, the answer is the EYES. They remain the same size from birth to death.Hope this helps.
neck
the body part is the liver it is the same size of the heart
Heating gasses or liquids has no effect on their masses.
eyes
no
The BMW body style stays the same for 7 years. All series are on this 7 year cycle.
A variable in an experiment that stays the same is a constant.