True. The brain have different waves that occur at every stage of consciousness. For instance, when the individual is in awake state, beta waves are associated.Thank you for your question. Please don't hesitate to ask in Brainly your queries.
Artifacts , machines, tools,decorations,jewelry,consumables,
it's either b or a I just studied this I believe its b though I know it's not d becuade hereditary mutations are passed dow. from parents not outside sources and it's not d because it's not true
Explanation:
15 mm because one cm equals 10 mm therefore as we multiply when converting bigger units to smaller ones we multiply 1.5 by 10