An example of a purine is An example of a purine is guanine. deoxyribose. cytosine. ribose 5-phosphate. thymine.

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.

What are some possible short and long term medical concerns for crew members on longer space exploration trips

According to the cladogram, which organisms have roundworms as a common ancestor?