Choose all the answers that apply. Check the statements that are true.

A hypothesis must be proven true in order for an experiment to be valid.
Electrons and protons are examples of cycles.
A valid experiment must have results that can be repeated.
Observations are the final stage of an experiment.
Science is based on fact.

Explanation:

A valid experiment must have results that can be repeated.

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v