Dna is replicated which base pair will bond to cytosine

Suppose you use three different scale to weigh a bag of oranges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of oranges is 2.153 lb. which of the following best decribes these results?

Blank is a rock with a find dark texture that makes up the oceanic crust

How can we use spectral lines of light coming from the superclusters to identify which is receding from earth at the slowest rate.