Dna and rna are made of nucleotide bases, but they are slightly different. which of these is a base pairing of dna?

Which term describes a normal value for something in the body? a.homeostasis b.set point c.feedback loop d.integration center

The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to the nearest hundredth of a dollar, they used the conversion ratio

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.