How do we detect life on exoplanets?

Which element is found in both dna and proteins

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation