What unit of time on earth is based on the rotation of the earth? ?

so basically it would be Day, rotation is a spin of the earth itself. it takes 24 hours for a full rotation. a year is a revolution of the Earth going around the sun.

is this a psat question, if so do not cheat try your best.

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