If plant reproduction requires Insects, then plant reproduction may require what? Answer choices: - mitosis - nutrients - insects - energy - sunlight - gene flow - seeds - Energy.
insects

If aplasma state requires ionization in a gas, then you cannot have matter in a plasma state without what? Answer choices: - energy - Energy. - voltage - ionization - nutrients - light - heat energy - kinetic energy
ionization

If high-mass stars collapsing forms a sphere, then what does a high-mass star collapsing form? Answer choices: - forces - a sphere - a cube - a circle - dangerous - an object - comets - nucleus
a sphere