Examples of vascular and nonvascular

Vascular: tree ferns, magnoliopsida, and polypodiales.

Nonvascular: java moss, riccia fluitans, and pincushion moss.

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass

Nine months old i think but i’m not that sure