Answer:
A structure in the cell nucleus that contains DNA, histone protein, and other structural proteins.
Explanation:
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Answer:
disagree, an atom has two main parts. the nucleus & electron cloud. Atoms have three subatomic particles: protons, neutrons, and electrons.
Most atoms have three different subatomic particles inside them.
Explanation:
Answer:
This concept is called the theory of plate tectonics.
Explanation: