How did the geologist probably date the extrusion and intrusion?

When does dna replication(make a copy of itself)?

Amylase is an enzyme found in the human digestive system. why do you think it was important to keep the enzyme temperature above 37 degrees celsius (98.6 degrees f)? describe what might happen if the temperature decreased by 10 degrees celsius.

Which chemical equation is unbalanced? which chemical equation is unbalanced