What are small extrachromosomal pieces of dna found in bacteria?.

Apart of an ecosystem that can restrict the growth of a population is referred to as

How do you date a sample of rock that you suspect as being one of the earliest on earth

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.