How does Earth’s magnetic field provide evidence for seafloor spreading?
It creates a pattern of alternating rock stripes on both sides of a mid-ocean ridge.
It allows scientists to determine the age of drilling samples.
It causes magma to harden quickly underwater.
It shows that younger rocks are located deeper underwater than older rocks.

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?

This patient undergoes a gallbladder sonogram due to epigastric pain. the report indicates that the visualized portions of the liver are normal. no free fluid noted within morisons pouch. the gallbladder is identified and is empty no evidence of wall thickening or surrounding fluid is seen there is no ductal dilation. the common hepatic duct and common bile duct measure 0.4 and 0.8 cm respectively. the common bile ductmeasurement is at the upper limits of normal what cpt code in icd-10 cm code was used

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin