You are given a sentence and your task is to generate another sentence that supports the given input.

[Q]: Combined weight of the protons and neutrons gives atomic weight.
[A]: To determine the atomic weight of an element, you should add up protons and neutrons.


[Q]: Fluorescence of a substance is seen when the molecule is exposed to a specific wavelength of light (excitation wavelength or spectrum) and the light it emits ( the emission wavelength or spectrum) is always of a higher wavelength.
[A]: When exposed to ultraviolet, some substances, such as minerals, glow in characteristic visible wavelengths, in a process called fluorescence.


[Q]: Artificial Selection Selective breeding as practiced by humans on domesticated plants and animals.
[A]:
Humans create different breeds of organisms using artificial selection.