Can you help me please help i will give you a branlist and it science

A.) protons and neutrons are in the nucleus

Answer and Explanation:

The subatomic particles that can be found in the center of a nucleus are protons and neutrons. So, A.

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these macromolecules could either be amino acids, proteins or nucleic acids. they are responsible for the chemical changes and reactions that affects largely the cell and its composition. take for instance the cytoplasm of the cell where these organelles are settled. these simple organelles are composed of macromolecules which ignites and catalyses different functions that enables cells, in macro-perspective in motion and metabolism. in intestines for example, metabolism happens and breaking down parts of a food to simpler compounds that are used and these nutrients delivered throughout the body and again broken down by into smaller components.

density and pressure