Question

what is quarks made up of ?​

Answer 1

Answer:

A quark is a tiny substance that makes up protons and neutrons. and atoms are made up of protons, neutrons and electrons.

Answer 2

Answer: A quark is a tiny particle which makes up protons and neutrons. Atoms are made of protons, neutrons and electrons. It was once thought that all three of those were fundamental particles, which cannot be broken up into anything smaller. ... Neutrons and protons are made up of quarks, which are held together by gluons.